{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-25639","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-02-04T05:15:41.791Z","datePublished":"2026-02-09T20:11:22.374Z","dateUpdated":"2026-02-18T17:16:16.391Z"},"containers":{"cna":{"title":"Axios affected by Denial of Service via __proto__ Key in mergeConfig","problemTypes":[{"descriptions":[{"cweId":"CWE-754","lang":"en","description":"CWE-754: Improper Check for Unusual or Exceptional Conditions","type":"CWE"}]}],"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"}}],"references":[{"name":"https://github.com/axios/axios/security/advisories/GHSA-43fc-jf86-j433","tags":["x_refsource_CONFIRM"],"url":"https://github.com/axios/axios/security/advisories/GHSA-43fc-jf86-j433"},{"name":"https://github.com/axios/axios/pull/7369","tags":["x_refsource_MISC"],"url":"https://github.com/axios/axios/pull/7369"},{"name":"https://github.com/axios/axios/pull/7388","tags":["x_refsource_MISC"],"url":"https://github.com/axios/axios/pull/7388"},{"name":"https://github.com/axios/axios/commit/28c721588c7a77e7503d0a434e016f852c597b57","tags":["x_refsource_MISC"],"url":"https://github.com/axios/axios/commit/28c721588c7a77e7503d0a434e016f852c597b57"},{"name":"https://github.com/axios/axios/commit/d7ff1409c68168d3057fc3891f911b2b92616f9e","tags":["x_refsource_MISC"],"url":"https://github.com/axios/axios/commit/d7ff1409c68168d3057fc3891f911b2b92616f9e"},{"name":"https://github.com/axios/axios/releases/tag/v0.30.3","tags":["x_refsource_MISC"],"url":"https://github.com/axios/axios/releases/tag/v0.30.3"},{"name":"https://github.com/axios/axios/releases/tag/v1.13.5","tags":["x_refsource_MISC"],"url":"https://github.com/axios/axios/releases/tag/v1.13.5"}],"affected":[{"vendor":"axios","product":"axios","versions":[{"version":">= 1.0.0, < 1.13.5","status":"affected"},{"version":"< 0.30.3","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-02-18T17:16:16.391Z"},"descriptions":[{"lang":"en","value":"Axios is a promise based HTTP client for the browser and Node.js. Prior to versions 0.30.3 and 1.13.5, the mergeConfig function in axios crashes with a TypeError when processing configuration objects containing __proto__ as an own property. An attacker can trigger this by providing a malicious configuration object created via JSON.parse(), causing complete denial of service. This vulnerability is fixed in versions 0.30.3 and 1.13.5."}],"source":{"advisory":"GHSA-43fc-jf86-j433","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-10T15:39:46.394625Z","id":"CVE-2026-25639","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-02-10T15:59:44.468Z"}}]}}