CVE-2026-42473

CVSS 9.8 CRITICALEPSS 0.4%CWE-502

Vexday Risk Score

28Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 9.8EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

01 May 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Unsafe deserialization vulnerability in MixPHP Framework 2.x thru 2.2.17. The session and cache handlers use unserialize() on data from the filesystem in the FileHandler object.

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

Affected products

n/a · n/a

References

https://gist.github.com/sgInnora/fa46386840fe978a30d7e53c458f2975 https://github.com/mix-php/mix https://github.com/mix-php/mix/blob/v2.2.17/src/sync-invoke/src/Server.php