Vulnerability · Published May 14, 2026 · Assigned by GitHub_M
CVE-2026-42555Valtimo: SpEL injection via StandardEvaluationContext allows Remote Code Execution by admin users
Critical 9.1
In plain English
A critical-severity code injection in case from com.ritense.valtimo. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 48% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
Valtimo is an open-source business process automation platform. com.ritense.valtimo:document from 12.0.0 to before 12.32.0, com.ritense.valtimo:case from 13.0.0 to before 13.23.0, and com.ritense.valtimo:contract from 13.4.0 to before 13.23.0 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. This vulnerability is fixed in com.ritense.valtimo:document 2.32.0, com.ritense.valtimo:case 13.23.0, and com.ritense.valtimo:contract 13.23.0.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Maven | com.ritense.valtimo:case | 13.23.0 | GHSA-j7j9-5253-f7vh |
| Maven | com.ritense.valtimo:contract | 13.23.0 | GHSA-j7j9-5253-f7vh |
| Maven | com.ritense.valtimo:document | 12.32.0 | GHSA-j7j9-5253-f7vh |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| valtimo-platform | valtimo | < 13.23.0 |
| com.ritense.valtimo | case | >= 13.0.0, < 13.23.0 |
| com.ritense.valtimo | contract | >= 13.4.0, < 13.23.0 |
| com.ritense.valtimo | document | >= 12.0.0, < 12.32.0 |
Weakness: CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H