CVE-2026-46562 Yamcs: Remote Code Execution via Mission Database algorithm override

Yamcs is a mission control framework. Prior to 5.12.7, the Nashorn ScriptEngine used to evaluate user-supplied JavaScript algorithm text in yamcs-core/src/main/java/org/yamcs/algorithms/ScriptAlgorithmExecutorFactory.java was constructed without a ClassFilter, so a user with the...

CVE-2026-46562

Summary : CVE-2026-46562 affects Yamcs releases from 4.7.3 through 5.12.6. The vulnerability stems from constructing the Nashorn ScriptEngine without a ClassFilter, allowing a user with ChangeMissionDatabase privilege (or unauthenticated in default config) to execute arbitrary Java via Java.type,...

GHSA-JC38-X7X8-2XC8 PHP JWT Framework: JWSVerifier uses algorithm from unprotected header, enabling algorithm confusion attacks

Summary JWSVerifier::getAlgorithm in src/Library/Signature/JWSVerifier.php line 144 merges protected and unprotected headers using PHP's spread operator: php $completeHeader = ...$signature-getProtectedHeader, ...$signature-getHeader; In PHP, when spreading arrays with duplicate string keys, the...

PHP JWT Framework: JWSVerifier uses algorithm from unprotected header, enabling algorithm confusion attacks

Summary JWSVerifier::getAlgorithm in src/Library/Signature/JWSVerifier.php line 144 merges protected and unprotected headers using PHP's spread operator: php $completeHeader = ...$signature-getProtectedHeader, ...$signature-getHeader; In PHP, when spreading arrays with duplicate string keys, the...

Yamcs Vulnerable to Remote Code Execution via Mission Database algorithm override

Remote Code Execution via Mission Database algorithm override Summary The Nashorn ScriptEngine used to evaluate user-supplied algorithm text in MdbOverrideApi.updateAlgorithm is constructed without a ClassFilter, allowing a user with the ChangeMissionDatabase privilege to execute arbitrary Java...

PT-2026-44161

Name of the Vulnerable Software and Affected Versions Yamcs versions 4.7.3 through 5.12.6 Description The Nashorn ScriptEngine used to evaluate user-supplied algorithm text is constructed without a ClassFilter. This allows a user with the ChangeMissionDatabase privilege to execute arbitrary Java...