CVE Catalog

CVE-2026-23923

MediumCVSS 5.3
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.27%

19th percentile - higher than 19% of all known CVEs

Summary

An unauthenticated attacker can exploit the Frontend 'validate' action to blindly instantiate arbitrary PHP classes. The impact depends on environment setup but appears limited at this time.

Risk Assessment

An attacker could potentially trigger unexpected application behavior by instantiating unforeseen classes. The actual risk depends on available classes and environment configuration.

Recommendation

Restrict access to the 'validate' action or secure it against unauthenticated access. Update the software if a patch is available and review the environment configuration for potentially dangerous classes.

Related vulnerabilities

Original NVD description (English source)

An unauthenticated attacker can exploit the Frontend 'validate' action to blindly instantiate arbitrary PHP classes. The impact depends on environment setup but appears limited at this time.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS