CVE-2026-42568: Yamcs

Medium severity, CVSS 4.3. EPSS: 1% chance of exploitation in the next 30 days.

Yamcs is a mission control framework. Prior to versions 5.13.0 and 5.12.7, an LDAP injection vulnerability exists in `org.yamcs.security.LdapAuthModule` when constructing search filters. The username parameter is inserted directly into the LDAP filter without proper RFC 4515 escaping. Versions 5.13.0 and 5.12.7 patch the issue.

Affected products

• Yamcs Yamcs: before 5.12.7 (fixed in 5.12.7)

Published 2026-06-10. Last modified 2026-07-21.