VULNRABLE / Vulnerability / CVE-2026-55521
CVE-2026-55521
HIGH LOW org.yamcs:yamcs-core GHSA
Exploit verdict: No active-exploit signal
CVSS Score
8
Severity
HIGH
EPSS
0%
Source
GHSA
Summary
Yamcs Core API has Multiple Missing Function Level Access Control vulnerabilities
What this means
CVE-2026-55521 is a high-severity vulnerability affecting org.yamcs:yamcs-core, rated CVSS 8. The EPSS model estimates a 0% probability of exploitation in the next 30 days. Published August 28, 2026.
View full advisory at GHSA →