CVE
CVE-2026-76243
stigmem before 0.9.0a2 Authentication Bypass via Disabled Auth
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.
Package Versions Affected
Package Version
patch Availability
No items found.
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CVSS Version
Severity
Base Score
CVSS Version
Score Vector
C
H
U
9.2
-
4.0
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
C
H
U
0
-
C
H
U
-
Related Resources
No items found.
References
https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/76xxx/CVE-2026-76243.json, https://github.com/eidetic-labs/stigmem/security/advisories/GHSA-fp6w-8wpg-74g5, https://nvd.nist.gov/vuln/detail/CVE-2026-76243, https://www.vulncheck.com/advisories/stigmem-before-0a2-authentication-bypass-via-disabled-auth