CVE-2026-22209

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CVSS 4.0

5.1 medium

EPSS

<1%p13

Published

Mar 13, 2026 (Mar 13, 2026)

Modified

Jun 17, 2026

Description

wpDiscuz before 7.6.47 contains a cross-site scripting vulnerability in the customCss field that allows administrators to inject malicious scripts by breaking out of style tags. Attackers with admin access can inject payloads like in the custom CSS setting to execute arbitrary JavaScript in user browsers.

Vendors: gvectors
Products: wpdiscuz
Weakness: CWE-79
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

NVD CVE.org GitHub PoCs EPSS (0.2%)

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