187 lines
7.4 KiB
JSON
187 lines
7.4 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-2026-93751",
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"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"state": "PUBLISHED",
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"assignerShortName": "VulnCheck",
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"dateReserved": "2026-09-18T16:30:18.137Z",
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"datePublished": "2026-09-18T17:51:36.332Z",
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"dateUpdated": "2026-09-24T14:23:10.183Z"
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},
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"dateUpdated": "2026-09-24T14:23:10.183Z"
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},
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"datePublic": "2026-09-17T00:00:00.000Z",
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"title": "uri-js through 4.4.1 Improper UTF-8 Decoding via pctDecChars",
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"descriptions": [
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{
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"lang": "en",
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"value": "uri-js through 4.4.1 contains an improper UTF-8 decoding vulnerability in pctDecChars() that decodes invalid and overlong percent-encoded sequences into ASCII metacharacters. Attackers can craft percent-encoded payloads to bypass platform decoder validation and inject path traversal or CRLF sequences that downstream consumers process without filtering."
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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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"lang": "en",
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"description": "Improper Handling of Unicode Encoding",
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"cweId": "CWE-176",
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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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"affected": [
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{
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"vendor": "garycourt",
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"product": "uri-js",
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"defaultStatus": "unaffected",
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"packageURL": "pkg:npm/uri-js",
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"versions": [
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{
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"version": "0",
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"status": "affected",
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"versionType": "semver",
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"lessThanOrEqual": "4.4.1"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"criteria": "cpe:2.3:a:garycourt:uri-js:*:*:*:*:*:*:*:*",
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"versionEndIncluding": "4.4.1"
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}
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]
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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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"format": "CVSS",
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"cvssV4_0": {
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"version": "4.0",
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N",
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"attackRequirements": "NONE",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "LOW",
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"vulnIntegrityImpact": "LOW",
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"vulnAvailabilityImpact": "NONE",
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"subConfidentialityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"subAvailabilityImpact": "NONE",
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"baseScore": 6.9,
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"baseSeverity": "MEDIUM"
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}
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},
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{
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"format": "CVSS",
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"cvssV3_1": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "LOW",
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"integrityImpact": "LOW",
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"availabilityImpact": "NONE",
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"baseScore": 6.5,
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"baseSeverity": "MEDIUM"
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}
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}
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],
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"references": [
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{
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"url": "https://github.com/garycourt/uri-js/issues/106",
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"tags": [
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"issue-tracking"
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],
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"name": "GitHub Issue #106"
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},
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{
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"url": "https://github.com/garycourt/uri-js",
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"tags": [
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"product"
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]
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},
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{
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"url": "https://github.com/garycourt/uri-js/blob/a1acf730b4bba3f1097c9f52e7d9d3aba8cdcaae/src/uri.ts#L103-L141",
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"name": "pctDecChars() masking bytes without continuation-byte validation",
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"tags": [
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"technical-description"
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]
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},
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{
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"name": "VulnCheck Advisory: uri-js through 4.4.1 Improper UTF-8 Decoding via pctDecChars",
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"tags": [
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"third-party-advisory"
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],
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"url": "https://www.vulncheck.com/advisories/uri-js-through-4.4.1-improper-utf-8-decoding-via-pctdecchars"
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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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"value": "Wayde Shi (PayPal Cyber Security Team)",
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"type": "finder"
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}
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],
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"x_generator": {
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"engine": "vulncheck-endgame"
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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": "2026-09-21T16:28:54.072164Z",
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"id": "CVE-2026-93751",
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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": "yes"
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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": "2026-09-21T20:48:38.066Z"
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}
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}
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]
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}
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} |