Vulnerability · Published Nov 27, 2025 · Assigned by CERT-PL

CVE-2025-12140RCE in Wirtualna Uczelnia

Critical 9.3

In plain English

A critical-severity security flaw in Wirtualna Uczelnia from Simple SA. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 38% of all known vulnerabilities).

Severity (CVSS 4.0)9.3Critical

Exploit odds (30 days)0.4%top 61.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

The application contains an insecure 'redirectToUrl' mechanism that incorrectly processes the value of the 'redirectUrlParameter' parameter. The application interprets the entered string of characters as a Java expression, allowing an unauthenticated attacer to perform arbitrary code execution. This issue was fixed in version wu#2016.1.5513#0#20251014_113353

Affected products (as reported)

Vendor	Product	Versions
Simple SA	Wirtualna Uczelnia	0 – before wu#2016.1.5513#0#20251014_113353

Weakness: CWE-95 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

References

https://cert.pl/posts/2025/11/CVE-2025-12140/