What is CVE-2026-37552?

CVE-2026-37552 is a high-severity vulnerability in N/a, classified under Deserialization of Untrusted Data. CVSS score: 8.4/10. Published 2026-05-01.

How severe is CVE-2026-37552?

High severity. CVSS v3 base score is 8.4 out of 10.

Deserialization in N/a

CVE-2026-37552

Unsafe deserialization vulnerability in MixPHP Framework 2.x thru 2.2.17. The sync-invoke TCP server (Server.php:87) receives data from a TCP socket, passes it directly to Opis\Closure\unserialize(), then executes the result via call_user_…

Vulnerability class: Insecure Deserialization

EPSS: 0.001 (32.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

N/a — versions n/a

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

cve@mitre.org
cve@mitre.org
cve@mitre.org

Frequently asked questions

What is CVE-2026-37552?: CVE-2026-37552 is a high-severity vulnerability in N/a, classified under Deserialization of Untrusted Data. CVSS score: 8.4/10. Published 2026-05-01.
How severe is CVE-2026-37552?: High severity. CVSS v3 base score is 8.4 out of 10.