{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-44495: Axios: Credential Theft and Response Hijacking via Prototype Pollution Gadget in Config Merge","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-44495","status":"final","version":"1","initial_release_date":"2026-06-11T15:33:12.433Z","current_release_date":"2026-06-12T12:47:14.158Z","revision_history":[{"date":"2026-06-11T15:33:12.433Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"Axios is a promise based HTTP client for the browser and Node.js. From 0.19.0 to before 0.31.1 and 1.15.2, Axios contains prototype-pollution gadgets in request config processing. If another vulnerability in the same JavaScript process has already polluted Object.prototype.transformResponse, affected Axios versions may treat that inherited value as request configuration or as an option validator. Axios does not itself create the prototype pollution. Exploitability requires a separate prototype-pollution vulnerability or equivalent attacker control over Object.prototype before Axios creates a request. This vulnerability is fixed in 0.31.1 and 1.15.2.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-44495 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-44495"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-44495"},{"category":"external","summary":"https://github.com/axios/axios/security/advisories/GHSA-3g43-6gmg-66jw","url":"https://github.com/axios/axios/security/advisories/GHSA-3g43-6gmg-66jw"}]},"product_tree":{"branches":[{"category":"vendor","name":"axios","branches":[{"category":"product_name","name":"axios","branches":[{"category":"product_version","name":">= 1.0.0, < 1.15.2","product":{"name":"axios axios >= 1.0.0, < 1.15.2","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:axios:axios:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":">= 0.19.0, < 0.31.1","product":{"name":"axios axios >= 0.19.0, < 0.31.1","product_id":"CSAFPID-2","product_identification_helper":{"cpe":"cpe:2.3:a:axios:axios:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-44495","title":"Axios: Credential Theft and Response Hijacking via Prototype Pollution Gadget in Config Merge","notes":[{"category":"description","text":"Axios is a promise based HTTP client for the browser and Node.js. From 0.19.0 to before 0.31.1 and 1.15.2, Axios contains prototype-pollution gadgets in request config processing. If another vulnerability in the same JavaScript process has already polluted Object.prototype.transformResponse, affected Axios versions may treat that inherited value as request configuration or as an option validator. Axios does not itself create the prototype pollution. Exploitability requires a separate prototype-pollution vulnerability or equivalent attacker control over Object.prototype before Axios creates a request. This vulnerability is fixed in 0.31.1 and 1.15.2.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1","CSAFPID-2"]},"scores":[{"cvss_v3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:L","baseScore":7,"baseSeverity":"HIGH"},"products":["CSAFPID-1","CSAFPID-2"]}],"remediations":[{"category":"none_available","details":"No fixed version is published yet. Monitor the upstream advisory.","product_ids":["CSAFPID-1","CSAFPID-2"]}]}]}