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CVE-2026-22210

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

Published: Mar 13, 2026Updated: Mar 17, 2026 Sources: CVE List NVDCWE-79
NVD MITRE
4.4CVSSMEDIUM
EPSS Score
0.2%
Top 94.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

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.

CVSS Vector Breakdown

AV:NAC:HPR:LUI:RS:CC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-79

Affected Products

wpDiscuzgVectors
CMS Plugin
Web & CMS Plugins / wordpress-plugin
wpdiscuzgvectors
CMS Plugin
Web & CMS Plugins / wordpress-plugin
gvectorscommercialWeb & CMS Pluginsaka wpforo forum, wpdiscuz

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://wordpress.org/plugins/wpdiscuz/#developers
wordpress.org
https://wordpress.org/plugins/wpdiscuz/
wordpress.org
https://www.vulncheck.com/advisories/wpdiscuz-before-cross-site-scripting-via-unescaped-attachment-urls
vulncheck.com

Timeline

Published
Mar 13, 2026
Last Updated
Mar 17, 2026

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