CVE-2026-76243

stigmem before 0.9.0a2 Authentication Bypass via Disabled Auth

Published Aug 19, 2026 CVSS 4.0 · 9.2 Critical EPSS < 1% KEV · Not listed
Description
stigmem versions before 0.9.0a2 allow unauthenticated access when authentication is disabled on non-loopback deployments. Attackers can perform read, write, and federation operations with anonymous identity when nodes are exposed outside local development environments.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Eidetic-labs
Eidetic-labs stigmem
Vendors & Products Eidetic-labs
Eidetic-labs stigmem
Type Values Removed Values Added
Description stigmem versions before 0.9.0a2 allow unauthenticated access when authentication is disabled on non-loopback deployments. Attackers can perform read, write, and federation operations with anonymous identity when nodes are exposed outside local development environments.
Title stigmem before 0.9.0a2 Authentication Bypass via Disabled Auth
Weaknesses CWE-285
References
Metrics cvssV4_0

{'score': 9.2, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Aug 25, 2026, 2:01 AM
Reserved
Aug 19, 2026, 11:38 AM
Status
Deferred
Published
Aug 19, 2026, 2:17 PM
Modified
Sep 24, 2026, 8:43 PM