PT-2026-78423 · Unknown · Stigmem-Node

CVE-2026-76242

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Published

2026-05-29

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Updated

2026-08-20

CVSS v4.0

9.1

Critical

VectorAV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Name of the Vulnerable Software and Affected Versions stigmem-node version 0.9.0a1
Description stigmem-node accepts federation peer key material during peer registration without requiring 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 to gain access to or tamper with federation traffic.
Recommendations Update stigmem-node to version 0.9.0a2.

Exploit

Fix

Improper Certificate Validation

Insufficient Verification of Data Authenticity

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Weakness Enumeration

Related Identifiers

CVE-2026-76242
GHSA-9VP8-3HMV-8FGH

Affected Products

Stigmem-Node