{"id":"CVE-2026-39865","state":"PUBLISHED","title":"Axios HTTP/2 Session Cleanup State Corruption Vulnerability","description":"Axios is a promise based HTTP client for the browser and Node.js. Starting in version 1.13.0 and prior to 1.13.2, Axios HTTP/2 session cleanup logic contains a state corruption bug that allows a malicious server to crash the client process through concurrent session closures. The vulnerability exists in the Http2Sessions.getSession() method in lib/adapters/http.js. The session cleanup logic contains a control flow error when removing sessions from the sessions array. This vulnerability is fixed in 1.13.2.","publishedAt":"2026-04-08T14:25:27.865Z","updatedAt":"2026-04-27T17:00:06.795Z","severity":{"score":5.9,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["axios axios"],"affected":[{"vendor":"axios","product":"axios","versions":[{"version":">= 1.13.0, < 1.13.2","status":"affected"}]}],"references":["https://github.com/axios/axios/security/advisories/GHSA-qj83-cq47-w5f8","https://github.com/axios/axios/commit/0588880ac7ddba7594ef179930493884b7e90bf5","https://github.com/axios/axios/releases/tag/v1.13.2"],"weaknesses":["CWE-400","CWE-662"],"ingestedAt":"2026-10-29T20:11:50.837Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/39xxx/CVE-2026-39865.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-39865","state":"PUBLISHED","datePublished":"2026-04-08T14:25:27.865Z","dateUpdated":"2026-04-27T17:00:06.795Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-04-07T19:13:20.379Z"},"containers":{"cna":{"title":"Axios HTTP/2 Session Cleanup State Corruption Vulnerability","descriptions":[{"lang":"en","value":"Axios is a promise based HTTP client for the browser and Node.js. Starting in version 1.13.0 and prior to 1.13.2, Axios HTTP/2 session cleanup logic contains a state corruption bug that allows a malicious server to crash the client process through concurrent session closures. The vulnerability exists in the Http2Sessions.getSession() method in lib/adapters/http.js. The session cleanup logic contains a control flow error when removing sessions from the sessions array. This vulnerability is fixed in 1.13.2."}],"affected":[{"vendor":"axios","product":"axios","versions":[{"version":">= 1.13.0, < 1.13.2","status":"affected"}]}],"references":[{"url":"https://github.com/axios/axios/security/advisories/GHSA-qj83-cq47-w5f8","name":"https://github.com/axios/axios/security/advisories/GHSA-qj83-cq47-w5f8","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/axios/axios/commit/0588880ac7ddba7594ef179930493884b7e90bf5","name":"https://github.com/axios/axios/commit/0588880ac7ddba7594ef179930493884b7e90bf5","tags":["x_refsource_MISC"]},{"url":"https://github.com/axios/axios/releases/tag/v1.13.2","name":"https://github.com/axios/axios/releases/tag/v1.13.2","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":5.9,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/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-662","lang":"en","description":"CWE-662: Improper Synchronization","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-04-27T17:00:06.795Z"},"source":{"advisory":"GHSA-qj83-cq47-w5f8","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-08T16:05:44.694147Z","id":"CVE-2026-39865","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-04-08T16:05:53.792Z"}}]}}}