CVE-2026-8071

Spam protection, Honeypot, Anti-Spam by CleanTalk < 6.79 - Unauthenticated Stored XSS via Comment Shortcode Bypass

Published Jun 10, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
The Anti-Spam by CleanTalk. Spam protection WordPress plugin before 6.79 does not properly sanitize content within a custom shortcode used in its email-encoding feature, allowing unauthenticated attackers to inject arbitrary web scripts into approved comments that will execute when any user (including administrators) views the post.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Cleantalk
Cleantalk spam Protection
Wordpress
Wordpress wordpress
Vendors & Products Cleantalk
Cleantalk spam Protection
Wordpress
Wordpress wordpress
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-79
Type Values Removed Values Added
Description The Anti-Spam by CleanTalk. Spam protection WordPress plugin before 6.79 does not properly sanitize content within a custom shortcode used in its email-encoding feature, allowing unauthenticated attackers to inject arbitrary web scripts into approved comments that will execute when any user (including administrators) views the post.
Title Spam protection, Honeypot, Anti-Spam by CleanTalk < 6.79 - Unauthenticated Stored XSS via Comment Shortcode Bypass
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Jun 10, 2026, 10:41 AM
Reserved
May 7, 2026, 9:10 AM
Status
Deferred
Published
Jun 10, 2026, 7:16 AM
Modified
Jul 23, 2026, 9:10 AM