Home

Description

wpDiscuz before 7.6.47 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious JavaScript by importing a crafted options file with unescaped customCss field values. Attackers can supply a malicious JSON import file containing script payloads in the customCss parameter that execute on every page when rendered through the options handler without proper sanitization.

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




MEDIUM: 6.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:H/SI:H/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/...-scripting-via-malicious-options-import (VulnCheck Advisory: wpDiscuz before 7.6.47 - Stored Cross-Site Scripting via Malicious Options Import) third-party-advisory

cve.org (CVE-2026-22192)

nvd.nist.gov (CVE-2026-22192)

Download JSON