Critical, CVSS 9.1MavenPublished
Valtimo has SpEL injection via StandardEvaluationContext that allows Remote Code Execution by admin users
CVE-2026-42555 · GHSA-j7j9-5253-f7vh
- Affected
- Maven com.ritense.valtimo:case >= 13.0.0, < 13.23.0
- Fixed in
- 13.23.0· Vendor fix available
- Issue
- Multiple classes evaluate Spring Expression Language (SpEL) expressions from user-supplied input using StandardEvaluationContext, which provides unrestricted access to Java types and methods. An authenticated user with the ADMIN role can achieve Remote Code Execution and credential exfiltration. Impact An attacker with ADMIN credentials can: - Execute arbitrary OS commands via T(java.lang.Runtime).getRuntime().exec('...') - Exfiltrate all environment variables (database passwords, API keys, Keycloak secrets) via T(java.lang.System).getenv() - Read JVM system properties via T(java.lang.System).getProperties() - Load arbitrary classes via T(java.lang.Class).forName('...') Affected Components 1. DocumentMigrationService (since 12.0.0) Exploitable through the document migration REST API: - POST /api/management/v1/document-definition/migrate - POST /api/management/v1/document-definition/migration/conflicts The malicious SpEL expression is supplied in the source or target field of…
Recommended action: Upgrade to 13.23.0 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.