CVE-2026-22210

MEDIUM

wpDiscuz < 7.6.47 - Cross-Site Scripting via Unescaped Attachment URLs

Title source: llm
STIX 2.1

Description

wpDiscuz before 7.6.47 contains a cross-site scripting vulnerability that allows attackers to inject malicious code through unescaped attachment URLs in HTML output by exploiting the WpdiscuzHelperUpload class. Attackers can craft malicious attachment records or filter hooks to inject arbitrary JavaScript into img and anchor tag attributes, executing code in the context of WordPress users viewing comments.

Scores

CVSS v3 4.4
EPSS 0.0016
EPSS Percentile 5.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (3)
gVectors/wpDiscuz < 7.6.47
gvectors/wpdiscuz < 7.6.47
gVectors/wpDiscuz 7.6.47
Published Mar 13, 2026
Tracked Since Mar 14, 2026