{"id":"CVE-2026-76242","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-76242","summary":"stigmem-node 0.9.0a1 accepts federation peer key material during peer registration without a separate administrator out-of-band fingerprint approval step. On nodes that accept federation…","details":"stigmem-node 0.9.0a1 accepts federation peer key material during peer registration without a separate administrator out-of-band fingerprint approval step. On nodes that accept federation peer registration over a network where initial registration can be intercepted or misdirected, an attacker can register a malicious peer and gain access to or tamper with federation traffic. Fixed in 0.9.0a2, which introduces a pending approval flow requiring administrator fingerprint verification before peer tokens are accepted.","published":"2026-08-19T14:17:56.567","modified":"2026-08-19T14:17:56.567","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://github.com/eidetic-labs/stigmem/security/advisories/GHSA-9vp8-3hmv-8fgh"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/stigmem-federation-peer-registration-authentication-bypass"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-08-19T14:17:56.567"}}