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CVE PROGRAM SOURCE RECORD9.1 Critical

CVE-2026-76242

stigmem Federation Peer Registration Authentication Bypass

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

eidetic-labs stigmem

Default version status: unaffected

  • 0 to < 0.9.0a2affected
  • 0.9.0a2unaffected
pkg:pypi/stigmem-node

References