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CVE-2026-22209

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CVE-2026-22209

Published: Mar 13, 2026

Modified: May 24, 2026

PUBLISHED

CVSS v3.1

5.5

MEDIUM

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 </style><script>alert(1)</script> in the custom CSS setting to execute arbitrary JavaScript in user browsers.

VendorProductVersions

gVectors

wpDiscuz

affected
0 - < 7.6.47
unaffected
7.6.47

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

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