RCE in Yamcs

CVE-2026-44632

Yamcs is a mission control framework. Prior to 5.12.7, a server-side code injection vulnerability existed in the Yamcs algorithm evaluation engine org.yamcs.algorithms.JavaExprAlgorithmExecutionFactory, which dynamically compiled and evalu…

Vulnerability class: RCE (Remote Code Execution)

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.

Affected products

  • Yamcs — versions < 5.12.7

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-44632?
CVE-2026-44632 is a critical-severity vulnerability in Yamcs, classified under Code Injection. CVSS score: 9.1/10. Published 2026-07-16.
How severe is CVE-2026-44632?
Critical severity. CVSS v3 base score is 9.1 out of 10.