{"id":"CVE-2026-69152","sourceIdentifier":"security-advisories@github.com","published":"2026-08-03T17:16:45.953","lastModified":"2026-10-23T21:10:00.157","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"The brace-expansion library generates arbitrary strings containing a common prefix and suffix. Prior to 1.1.18, 2.1.4, 3.0.6, and 5.0.9, expand() does not apply maxLength while constructing comma-alternative intermediate arrays or padded sequences, allowing attacker-controlled input to exhaust memory or block the event loop. The fix for CVE-2026-14257 is bypassed by the vulnerability. This issue is fixed in versions 1.1.18, 2.1.4, 3.0.6, and 5.0.9."},{"lang":"es","value":"La biblioteca brace-expansion genera cadenas arbitrarias que contienen un prefijo y un sufijo comunes. Antes de 1.1.18, 2.1.4, 3.0.6 y 5.0.9, expand() no aplica maxLength mientras construye arrays intermedios de alternativas de coma o secuencias rellenadas, permitiendo que la entrada controlada por el atacante agote la memoria o bloquee el bucle de eventos. La corrección para CVE-2026-14257 es eludida por la vulnerabilidad. Este problema está corregido en las versiones 1.1.18, 2.1.4, 3.0.6 y 5.0.9."}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"juliangruber","product":"brace-expansion","versions":[{"version":"< 1.1.18","status":"affected"},{"version":">= 2.0.0, < 2.1.4","status":"affected"},{"version":">= 3.0.0, < 3.0.6","status":"affected"},{"version":">= 4.0.0, < 5.0.9","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-08-03T20:11:59.381371Z","id":"CVE-2026-69152","options":[{"exploitation":"poc"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-400"},{"lang":"en","value":"CWE-770"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:juliangruber:brace-expansion:*:*:*:*:*:node.js:*:*","versionEndExcluding":"1.1.18","matchCriteriaId":"BDD0D5C3-AD8A-4221-9A14-D14429C00043"},{"vulnerable":true,"criteria":"cpe:2.3:a:juliangruber:brace-expansion:*:*:*:*:*:node.js:*:*","versionStartIncluding":"2.0.0","versionEndExcluding":"2.1.4","matchCriteriaId":"F1BF81EF-6726-48E6-B20F-D4D37D7CA60A"},{"vulnerable":true,"criteria":"cpe:2.3:a:juliangruber:brace-expansion:*:*:*:*:*:node.js:*:*","versionStartIncluding":"3.0.0","versionEndExcluding":"3.0.6","matchCriteriaId":"215D3882-E65F-4A96-B8E7-386B0E89607C"},{"vulnerable":true,"criteria":"cpe:2.3:a:juliangruber:brace-expansion:*:*:*:*:*:node.js:*:*","versionStartIncluding":"4.0.0","versionEndExcluding":"5.0.9","matchCriteriaId":"FD494344-5BC4-4CB0-AD14-51260978A7E9"}]}]}],"references":[{"url":"https://github.com/juliangruber/brace-expansion/commit/139d015104e71433ad52a41d19467c48ecbb2c7d","source":"security-advisories@github.com","tags":["Patch"]},{"url":"https://github.com/juliangruber/brace-expansion/commit/1e30c930238d7162802d88a94189182def178dac","source":"security-advisories@github.com","tags":["Patch"]},{"url":"https://github.com/juliangruber/brace-expansion/commit/688a99eeaab02627c2b89ba8ba4821fecfa659cf","source":"security-advisories@github.com","tags":["Patch"]},{"url":"https://github.com/juliangruber/brace-expansion/commit/cb4b9e47cc2ec777c14b2b4492fb431a56f6a031","source":"security-advisories@github.com","tags":["Patch"]},{"url":"https://github.com/juliangruber/brace-expansion/security/advisories/GHSA-rgw5-rvv9-x895","source":"security-advisories@github.com","tags":["Exploit","Mitigation","Vendor Advisory"]},{"url":"https://github.com/juliangruber/brace-expansion/security/advisories/GHSA-rgw5-rvv9-x895","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":["Exploit","Mitigation","Vendor Advisory"]}]}