{"vulnerability": "CVE-2026-19863", "sightings": [{"uuid": "f09189a6-a138-447b-b6b9-3ad78996f465", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-19863", "type": "seen", "source": "https://infosec.exchange/users/cve/statuses/117444323510027915", "content": "CVE-2026-19863  An unauthenticated client may access certain protected resources when using EthereumAuthenticator if the request path contains the configured login path.\nThis is caused by the authenticator using an unanchored substring match when identifying the login page. If the login path appears later within a protected request path, the request may be treated as the login page and its authentication or role requirement replaced with ALLOWED.\nExploitation requires the protected resource path to contain the configured login path as a later segment. Explicitly FORBIDDEN routes are not affected.\nhttps://www.cve.org/CVERecord?id=CVE-2026-19863https://github.com/jetty/jetty.project/security/advisories/GHSA-6m7j-pjmp-crgqhttps://gitlab.eclipse.org/security/cve-assignment/-/work_items/230#EclipseFoundation#CVE_2026_19863#bot", "creation_timestamp": "2026-10-15T09:55:59.547356Z"}, {"uuid": "594ef717-32dc-4180-b538-e867a2efdd62", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "cve-2026-19863", "type": "seen", "source": "https://infosec.exchange/users/offseq/statuses/117444459178692654", "content": "CVE-2026-19863: EthereumAuthenticator (v12.1.0 \u2013 12.1.12) has a CRITICAL flaw (CVSS 9.3) where login path substrings in resource URLs allow auth bypass. Patch status unconfirmed \u2014 adjust configs to mitigate. https://radar.offseq.com/threat/cve-2026-19863-cwe-288-28283b9ba5fdea3f #OffSeq #CVE202619863 #infosec #vuln", "creation_timestamp": "2026-10-15T10:30:30.012887Z"}, {"uuid": "97cbc890-9e3c-4a53-aab0-4819634b463f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "cve-2026-19863", "type": "seen", "source": "https://bsky.app/profile/offseq.bsky.social/post/3mxvu6rga3q2p", "content": "EthereumAuthenticator v12.1.0 \u2013 12.1.12 faces a CRITICAL vulnerability (CVE-2026-19863). Unauthenticated users may access protected resources via login path substring issue. Review routing configs now. https://radar.offseq.com/threat/cve-2026-19863-cwe-288-28283b9ba5fdea3f #OffSeq #CVE202619863 #...", "creation_timestamp": "2026-10-15T10:30:32.507269Z"}, {"uuid": "1eea969d-c4e4-4668-a71c-bb986054f624", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-19863", "type": "seen", "source": "https://bsky.app/profile/stemshop.bsky.social/post/3mxvzm7bq5n2l", "content": "\ud83d\udea8 CVE-2026-19863 \u2014 CVSS 9.3 CRITICAL\n\nAn unauthenticated client may access certain protected resources when using EthereumAuthenticator if the re...\n\n\ud83d\udd0e https://stemshop.top/cve/CVE-2026-19863\n\n#CVE #CyberSecurity #InfoSec", "creation_timestamp": "2026-10-15T12:07:30.681315Z"}, {"uuid": "2438d516-a7f3-4c3a-bcb9-34bb43096ee7", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-19863", "type": "seen", "source": "https://bsky.app/profile/stackflag.bsky.social/post/3mxw6rqmkn72z", "content": "CVE-2026-19863\nWhen the login URL is included later in a request path, the EthereumAuthenticator mistakenly treats the request as a login and allows access without checking credentials. This can expose\u2026\n\nToo many irrelevant or confusing CVEs? Use stackflag.com\n\n#eclipsefoundation #CVE #infosec", "creation_timestamp": "2026-10-15T13:40:05.882060Z"}, {"uuid": "59a2500a-f5c1-44ae-b376-943ffe30cf4e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-19863", "type": "seen", "source": "https://bsky.app/profile/vulnsea.com/post/3mxwcy3gjdc2e", "content": "\ud83c\udf0a ABYSSAL \u00b7 critical with a public exploit\nCVE-2026-19863: An unauthenticated client may access certain protected resources when using EthereumAuthenticator if the request path contains the configured lo\u2026\nCVSS 9.3\nhttps://beta.vulnsea.com/cve/CVE-2026-19863\n\n#CVE #infosec #cybersecurity #threatintel", "creation_timestamp": "2026-10-15T14:55:13.158171Z"}]}