VULNERABILITY INTELLIGENCE
CVE-2026-76243
CVSS score9.2 CRITICAL
EPSS probability0.56%
CISA KEVNot currently listed
Published2026-08-19
Last modified2026-09-24
CVSS vectorCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
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.
Weakness classification
- CWE-285: Improper Authorization