{"id":"CVE-2026-69152","state":"PUBLISHED","title":"brace-expansion: DoS via unbounded intermediate arrays, bypassing the CVE-2026-14257 mitigation","description":"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.","publishedAt":"2026-08-03T16:33:36.324Z","updatedAt":"2026-08-03T20:12:20.435Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["juliangruber brace-expansion"],"affected":[{"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"}]}],"references":["https://github.com/juliangruber/brace-expansion/security/advisories/GHSA-rgw5-rvv9-x895","https://github.com/juliangruber/brace-expansion/commit/139d015104e71433ad52a41d19467c48ecbb2c7d","https://github.com/juliangruber/brace-expansion/commit/1e30c930238d7162802d88a94189182def178dac","https://github.com/juliangruber/brace-expansion/commit/688a99eeaab02627c2b89ba8ba4821fecfa659cf","https://github.com/juliangruber/brace-expansion/commit/cb4b9e47cc2ec777c14b2b4492fb431a56f6a031"],"weaknesses":["CWE-400","CWE-770"],"ingestedAt":"2026-10-29T20:12:49.727Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/69xxx/CVE-2026-69152.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-69152","state":"PUBLISHED","datePublished":"2026-08-03T16:33:36.324Z","dateUpdated":"2026-08-03T20:12:20.435Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-08-03T15:47:09.654Z"},"containers":{"cna":{"title":"brace-expansion: DoS via unbounded intermediate arrays, bypassing the CVE-2026-14257 mitigation","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."}],"affected":[{"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"}]}],"references":[{"url":"https://github.com/juliangruber/brace-expansion/security/advisories/GHSA-rgw5-rvv9-x895","name":"https://github.com/juliangruber/brace-expansion/security/advisories/GHSA-rgw5-rvv9-x895","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/juliangruber/brace-expansion/commit/139d015104e71433ad52a41d19467c48ecbb2c7d","name":"https://github.com/juliangruber/brace-expansion/commit/139d015104e71433ad52a41d19467c48ecbb2c7d","tags":["x_refsource_MISC"]},{"url":"https://github.com/juliangruber/brace-expansion/commit/1e30c930238d7162802d88a94189182def178dac","name":"https://github.com/juliangruber/brace-expansion/commit/1e30c930238d7162802d88a94189182def178dac","tags":["x_refsource_MISC"]},{"url":"https://github.com/juliangruber/brace-expansion/commit/688a99eeaab02627c2b89ba8ba4821fecfa659cf","name":"https://github.com/juliangruber/brace-expansion/commit/688a99eeaab02627c2b89ba8ba4821fecfa659cf","tags":["x_refsource_MISC"]},{"url":"https://github.com/juliangruber/brace-expansion/commit/cb4b9e47cc2ec777c14b2b4492fb431a56f6a031","name":"https://github.com/juliangruber/brace-expansion/commit/cb4b9e47cc2ec777c14b2b4492fb431a56f6a031","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-400","lang":"en","description":"CWE-400: Uncontrolled Resource Consumption","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-770","lang":"en","description":"CWE-770: Allocation of Resources Without Limits or Throttling","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-08-03T16:33:36.324Z"},"source":{"advisory":"GHSA-rgw5-rvv9-x895","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/juliangruber/brace-expansion/security/advisories/GHSA-rgw5-rvv9-x895","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-03T20:11:59.381371Z","id":"CVE-2026-69152","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-03T20:12:20.435Z"}}]}}}