242 lines
9.9 KiB
JSON
242 lines
9.9 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-2026-6879",
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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": "2026-04-22T18:26:56.743Z",
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"datePublished": "2026-07-28T13:46:30.650Z",
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"dateUpdated": "2026-08-13T00:27:08.214Z"
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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": "3.13.15",
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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": "3.14.7",
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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": "3.15.0rc1",
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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": "dm (https://github.com/DarkaMaul)"
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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": "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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"type": "text/html",
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"value": "`Element.findall()` and fully-consumed `Element.iterfind()` exhibit `O(n^2)` time complexity when using XPath index predicates (e.g. `[1]`, `[last()]`, `[last()-N]`) on XML documents with many same-tag siblings. `Element.find()` is only affected when the first match is near the end of the sibling list, such as with `[last()]` or `[last()-N]`; `.//item[1]` short-circuits after the first match."
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}
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],
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"value": "`Element.findall()` and fully-consumed `Element.iterfind()` exhibit `O(n^2)` time complexity when using XPath index predicates (e.g. `[1]`, `[last()]`, `[last()-N]`) on XML documents with many same-tag siblings. `Element.find()` is only affected when the first match is near the end of the sibling list, such as with `[last()]` or `[last()-N]`; `.//item[1]` short-circuits after the first match."
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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": "HIGH",
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"attackRequirements": "PRESENT",
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"attackVector": "NETWORK",
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"baseScore": 2,
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"baseSeverity": "LOW",
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"exploitMaturity": "NOT_DEFINED",
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"privilegesRequired": "HIGH",
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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": "PASSIVE",
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"valueDensity": "NOT_DEFINED",
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"vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/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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"providerMetadata": {
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"orgId": "28c92f92-d60d-412d-b760-e73465c3df22",
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"shortName": "PSF",
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"dateUpdated": "2026-08-13T00:27:08.214Z"
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},
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"references": [
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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/152676"
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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/152674"
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},
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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/7YMZ6DDZVR26TJJBVO3RDNBAVGHNYAKR/"
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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/2ffab083782968a4d732738f4f1dff6bbd69d2b0"
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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/02c08e6b747ac43d0d866a4ffa916bedf3423f81"
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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/390337b8ba1658833fdef379e1739c9f9533a8db"
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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/cb409342a19f25656f62e679f8bac265fe1442c3"
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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/96510a3758f4a075f43223afdee3b6ee1a7a7f02"
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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/037965c00a427cba5c05447efadc67c51a492e85"
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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/0583f24ae678993e3f7939f51ad5bcae5ad9dc70"
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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": "Quadratic Behavior in xml.etree.ElementPath Index Predicates",
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"x_generator": {
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"engine": "cvelib 1.8.0"
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}
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},
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"adp": [
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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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"type": "CWE",
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"cweId": "CWE-407",
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"lang": "en",
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"description": "CWE-407 Inefficient Algorithmic Complexity"
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}
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]
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}
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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": "2026-07-28T14:49:33.309576Z",
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"id": "CVE-2026-6879",
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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": "2026-07-28T14:54:07.235Z"
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}
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}
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]
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}
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} |