CVE-2026-22183 | THREATINT

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.

PUBLISHED Reserved 2026-01-06 | Published 2026-03-13 | Updated 2026-03-13 | Assigner VulnCheck

MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

MEDIUM: 6.1CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Problem types

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Product status

Default status

unaffected

Any version before 7.6.47

affected

7.6.47

unaffected

Credits

Scott Moore - VulnCheck finder

References

wordpress.org/plugins/wpdiscuz/ (wpDiscuz Changelog) patch

wordpress.org/plugins/wpdiscuz/ (wpDiscuz) product

www.vulncheck.com/...ite-scripting-in-inline-comment-preview (VulnCheck Advisory: wpDiscuz before 7.6.47 - Stored Cross-Site Scripting in Inline Comment Preview) third-party-advisory

cve.org (CVE-2026-22183)

nvd.nist.gov (CVE-2026-22183)

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