wpDiscuz before 7.6.47 contains a stored cross-site scripting vulnerability in the inline comment preview functionality that allows authenticated users to inject malicious scripts by submitting comments with unescaped content. Attackers with unfiltered_html capabilities can inject JavaScript directly through comment content rendered in the AJAX response from the getLastInlineComments() function in class.WpdiscuzHelperAjax.php without proper HTML escaping.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact Low

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Gvectors
  • Wpdiscuz

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References
Link Providers
https://wordpress.org/plugins/wpdiscuz/ cve-icon
https://wordpress.org/plugins/wpdiscuz/#developers cve-icon
https://www.vulncheck.com/advisories/wpdiscuz-before-stored-cross-site-scripting-in-inline-comment-preview cve-icon
History

Fri, 13 Mar 2026 02:00:00 +0000

Type Values Removed Values Added
Description wpDiscuz before 7.6.47 contains a stored cross-site scripting vulnerability in the inline comment preview functionality that allows authenticated users to inject malicious scripts by submitting comments with unescaped content. Attackers with unfiltered_html capabilities can inject JavaScript directly through comment content rendered in the AJAX response from the getLastInlineComments() function in class.WpdiscuzHelperAjax.php without proper HTML escaping.
Title wpDiscuz before 7.6.47 - Stored Cross-Site Scripting in Inline Comment Preview
First Time appeared Gvectors
Gvectors wpdiscuz
Weaknesses CWE-79
CPEs cpe:2.3:a:gvectors:wpdiscuz:*:*:*:*:*:wordpress:*:*
Vendors & Products Gvectors
Gvectors wpdiscuz
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-03-13T01:18:00.616Z

Reserved: 2026-01-06T16:47:17.182Z

Link: CVE-2026-22183

cve-icon Vulnrichment

No data.

cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

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