367 lines
15 KiB
JSON
367 lines
15 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-3276",
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"assignerOrgId": "28c92f92-d60d-412d-b760-e73465c3df22",
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"state": "PUBLISHED",
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"assignerShortName": "PSF",
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"dateReserved": "2026-02-26T15:19:46.862Z",
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"datePublished": "2026-06-03T14:29:39.727Z",
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"dateUpdated": "2026-11-10T12:40:28.958Z"
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},
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"containers": {
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"cna": {
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"affected": [
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{
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"defaultStatus": "unaffected",
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"product": "CPython",
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"repo": "https://github.com/python/cpython",
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"vendor": "Python Software Foundation",
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"versions": [
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{
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"version": "0",
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"lessThan": "3.10.21",
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"status": "affected",
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"versionType": "python"
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},
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{
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"version": "3.11.0",
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"lessThan": "3.11.16",
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"status": "affected",
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"versionType": "python"
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},
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{
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"version": "3.12.0",
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"lessThan": "3.12.14",
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"status": "affected",
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"versionType": "python"
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},
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{
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"version": "3.13.0",
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"lessThan": "3.13.14",
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"status": "affected",
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"versionType": "python"
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},
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{
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"version": "3.14.0",
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"lessThan": "3.14.6",
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"status": "affected",
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"versionType": "python"
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},
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{
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"version": "3.15.0a1",
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"lessThan": "3.15.0b2",
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"status": "affected",
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"versionType": "python"
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}
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]
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}
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],
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"credits": [
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{
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"lang": "en",
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"type": "reporter",
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"value": "Seokchan Yoon (https://github.com/ch4n3-yoon)"
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},
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{
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"lang": "en",
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"type": "remediation reviewer",
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"value": "Tim Peters (https://github.com/tim-one)"
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},
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{
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"lang": "en",
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"type": "remediation reviewer",
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"value": "Bénédikt Tran (https://github.com/picnixz)"
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},
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{
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"lang": "en",
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"type": "remediation reviewer",
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"value": "Serhiy Storchaka (https://github.com/serhiy-storchaka)"
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},
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{
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"lang": "en",
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"type": "remediation reviewer",
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"value": "Stan Ulbrych (https://github.com/StanFromIreland)"
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},
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{
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"lang": "en",
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"type": "coordinator",
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"value": "Seth Larson (https://github.com/sethmlarson)"
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},
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{
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"lang": "en",
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"type": "remediation reviewer",
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"value": "Petr Viktorin (https://github.com/encukou)"
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "<span>unicodedata.normalize()</span> can take excessive CPU time when processing<br>specially crafted Unicode input containing long runs of combining characters<br>with alternating Canonical Combining Class values.<br>This affects all normalization forms."
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}
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],
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"value": "unicodedata.normalize() can take excessive CPU time when processing\nspecially crafted Unicode input containing long runs of combining characters\nwith alternating Canonical Combining Class values.\nThis affects all normalization forms."
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}
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],
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"metrics": [
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{
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"cvssV4_0": {
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"attackComplexity": "LOW",
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"attackRequirements": "PRESENT",
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"attackVector": "NETWORK",
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"baseScore": 6.3,
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"baseSeverity": "MEDIUM",
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"exploitMaturity": "NOT_DEFINED",
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"privilegesRequired": "NONE",
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"providerUrgency": "NOT_DEFINED",
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"subAvailabilityImpact": "NONE",
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"subConfidentialityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"userInteraction": "NONE",
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"valueDensity": "NOT_DEFINED",
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N",
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"version": "4.0",
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"vulnAvailabilityImpact": "LOW",
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"vulnConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "NONE",
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"vulnerabilityResponseEffort": "NOT_DEFINED"
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},
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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]
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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-407",
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"description": "CWE-407",
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"lang": "en",
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"type": "CWE"
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}
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]
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}
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],
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"providerMetadata": {
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"orgId": "28c92f92-d60d-412d-b760-e73465c3df22",
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"shortName": "PSF",
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"dateUpdated": "2026-08-13T00:28:05.768Z"
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},
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"references": [
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{
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"tags": [
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"vendor-advisory"
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],
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"url": "https://mail.python.org/archives/list/security-announce@python.org/thread/PP5HB4K7727OBBM76KA2ILID76K3OZGZ/"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/python/cpython/pull/149080"
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},
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{
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"tags": [
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"issue-tracking"
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],
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"url": "https://github.com/python/cpython/issues/149079"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/python/cpython/commit/6b505d1f41f8f3ea0fe5a4786d3a8fff1875cfc0"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/python/cpython/commit/991224b1e8311c85f198f6dd8208bf8cff7fc26f"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/python/cpython/commit/ba785b88add96acbf403d65cb157fb2743a33a32"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/python/cpython/commit/c5512bd7c1dc28055660565275012766941d3066"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/python/cpython/commit/90748760d38ca3ac5fc6788a69becab905c95598"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/python/cpython/commit/d3ab945af25b28dfe13ac6cb40c124a01b33ce1f"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/python/cpython/commit/db744c0776c1d5dd11aaa70eff2a6993c408bacc"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/python/cpython/commit/e322a1857084d521f79f45181b776f62e6acfc2c"
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}
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],
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"source": {
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"discovery": "UNKNOWN"
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},
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"title": "Potential DoS via quadratic complexity in unicodedata.normalize()",
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"x_generator": {
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"engine": "Vulnogram 0.6.0"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-06-03T17:27:09.393265Z",
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"id": "CVE-2026-3276",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-06-03T17:27:19.179Z"
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}
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},
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{
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"title": "CVE Program Container",
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"references": [
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{
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"url": "http://www.openwall.com/lists/oss-security/2026/06/03/15"
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}
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],
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"providerMetadata": {
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"orgId": "af854a3a-2127-422b-91ae-364da2661108",
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"shortName": "CVE",
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"dateUpdated": "2026-06-03T19:18:17.828Z"
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}
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},
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{
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"x_adpType": "supplier",
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"providerMetadata": {
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"shortName": "siemens-SADP",
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"dateUpdated": "2026-11-10T12:40:28.958Z"
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},
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"affected": [
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{
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"vendor": "Siemens",
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"product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AB0)",
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"versions": [
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{
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} |