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-2026-79676",
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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": "2026-08-25T11:10:13.698Z",
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"datePublished": "2026-08-25T15:16:01.646Z",
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"dateUpdated": "2026-08-25T16:15:13.359Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"shortName": "VulnCheck",
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"dateUpdated": "2026-08-25T15:16:01.646Z"
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},
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"datePublic": "2026-08-11T00:00:00.000Z",
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"title": "NLTK before 3.10.3 Path Traversal via Symlink Bypass",
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"descriptions": [
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{
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"lang": "en",
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"value": "NLTK versions before 3.10.3 contain a path traversal vulnerability in corpus readers that reopen root-derived paths using built-in open() instead of nltk.pathsec.open(), allowing symlinks to escape trusted roots. Attackers who stage symlinked corpus files under a trusted data root can disclose outside-root content through normal corpus reader methods like channels(), domains(), and synonyms()."
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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 Limitation of a Pathname to a Restricted Directory ('Path Traversal')",
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"cweId": "CWE-22",
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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": "nltk",
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"product": "nltk",
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"defaultStatus": "unaffected",
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"packageURL": "pkg:pypi/nltk",
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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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"lessThan": "3.10.3"
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},
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{
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"version": "3.10.3",
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"status": "unaffected",
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"versionType": "semver"
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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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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:nltk:nltk:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "3.10.3"
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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:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
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"attackVector": "NETWORK",
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"attackComplexity": "HIGH",
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"attackRequirements": "PRESENT",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "HIGH",
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"vulnIntegrityImpact": "NONE",
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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": 8.2,
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"baseSeverity": "HIGH"
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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:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
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"attackVector": "NETWORK",
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"attackComplexity": "HIGH",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "NONE",
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"availabilityImpact": "NONE",
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"baseScore": 5.9,
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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/nltk/nltk/security/advisories/GHSA-p4rw-rvv2-7xwr",
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"tags": [
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"vendor-advisory"
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],
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"name": "GitHub Security Advisory (GHSA-p4rw-rvv2-7xwr)"
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},
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{
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"name": "VulnCheck Advisory: NLTK before 3.10.3 Path Traversal via Symlink Bypass",
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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/nltk-before-path-traversal-via-symlink-bypass"
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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": "leduckhuong",
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"type": "reporter"
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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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"references": [
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{
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"url": "https://github.com/nltk/nltk/security/advisories/GHSA-p4rw-rvv2-7xwr",
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"tags": [
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"exploit"
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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": "2026-08-25T16:14:50.462608Z",
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"id": "CVE-2026-79676",
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"options": [
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{
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"Exploitation": "poc"
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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": "2026-08-25T16:15:13.359Z"
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}
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}
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]
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}
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} |