What’s Vulnerable › Vulnerabilities

CVE-2026-90943: parallax filament-comments through 3.0.0 Stored XSS via Comment Body

• Severity: high (CVSS 8.7 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-14 · updated 2026-09-24
• Weakness: CWE-79

Description

parallax filament-comments through 3.0.0 contains a stored cross-site scripting vulnerability in comment body rendering that allows authenticated panel users to inject malicious scripts. Attackers can store XSS payloads in comment bodies that execute in the browsers of other users viewing those comments, including administrators, enabling session token theft and unauthorized actions.

Affected products

• parallax filament-comments: through 3.0.0

References

• https://github.com/parallax/filament-comments/blob/3.0.0/resources/views/comments.blade.php
• https://github.com/parallax/filament-comments/blob/3.0.0/src/Policies/FilamentCommentPolicy.php
• https://hackindex.io/research/stored-xss-filament-comments-unescaped-rendering
• https://packagist.org/packages/parallax/filament-comments
• https://www.vulncheck.com/advisories/parallax-filament-comments-through-3.0.0-stored-xss-via-comment-body

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