CVE-2021-41560

9.8 criticalEPSS 11%

Critical (9.8) in opencats opencats. EPSS 11% chance of exploitation in the next 30 days.

OpenCATS through 0.9.6 allows remote attackers to execute arbitrary code by uploading an executable file via lib/FileUtility.php.

Severity

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 11% chance of exploitation in the next 30 days; higher than 95% of CVEs (scores of 2026-10-31)
CWE: CWE-434
Published: 2021-12-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19