CVE-2026-8071

HIGH

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

Title source: cna

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.

References (1)

Core 1

Core References

Exploit exploit vdb-entry technical-description

https://wpscan.com/vulnerability/0d4635b5-2d79-4337-a1ad-6b8d02cfd64b/

Scores

CVSS v3 8.8

EPSS 0.0028

EPSS Percentile 19.1%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact total

Details

CWE

CWE-79

Status published

Products (1)

None/Anti-Spam by CleanTalk. Spam protection < 6.79

Published Jun 10, 2026

Tracked Since Jun 10, 2026