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Vulnerability record · CVE-2026-57744 · published 13 July 2026

CVE-2026-57744: Deserialization of untrusted data vulnerability

Deserialization of Untrusted Data vulnerability in stmcan RT-Theme 18 | Extensions rt18-extensions allows Object Injection.This issue affects RT-Theme 18 | Extensions: from n/a through <= 2.5.

9.8 CVSS 3.1 Critical EPSS 0.56% · top 55.4% CWE-502 · Deserialization of untrusted data Deferred
9.8CVSS 3.1 base score
0.56%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
13 Jul 2026Last modified by NVD

Description

Deserialization of Untrusted Data vulnerability in stmcan RT-Theme 18 | Extensions rt18-extensions allows Object Injection.This issue affects RT-Theme 18 | Extensions: from n/a through <= 2.5.

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

References

LinkTags
https://patchstack.com/database/Wordpress/Plugin/rt18-extensions/vulnerability/wordpress-rt-theme-18-extensions-plugin-2

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Source: NIST National Vulnerability Database (record CVE-2026-57744), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.