What is CVE-2026-42471?

CVE-2026-42471 is a high-severity vulnerability in N/a, classified under Deserialization of Untrusted Data. CVSS score: 8.1/10. Published 2026-05-01.

How severe is CVE-2026-42471?

High severity. CVSS v3 base score is 8.1 out of 10.

Deserialization in N/a

CVE-2026-42471

Unsafe deserialization vulnerability in MixPHP Framework 2.x thru 2.2.17. The sync-invoke client (Connection.php:76) calls unserialize() on data received from the server response, enabling client-side RCE if connecting to a malicious serve…

Vulnerability class: Insecure Deserialization

EPSS: 0.023 (85.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/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-2026-42471?: CVE-2026-42471 is a high-severity vulnerability in N/a, classified under Deserialization of Untrusted Data. CVSS score: 8.1/10. Published 2026-05-01.
How severe is CVE-2026-42471?: High severity. CVSS v3 base score is 8.1 out of 10.