CVE-2021-36567

9.8 criticalEPSS 2.5%

Critical (9.8) in thinkphp thinkphp. EPSS 2.5% chance of exploitation in the next 30 days.

ThinkPHP v6.0.8 was discovered to contain a deserialization vulnerability via the component League\Flysystem\Cached\Storage\AbstractCache.

Severity

9.8 critical

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

EPSS: 2.5% chance of exploitation in the next 30 days; higher than 84% of CVEs (scores of 2026-10-31)
CWE: CWE-502
Published: 2021-12-06
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19