EIP-2026-110608

PRE-CVE

Phorum 5.2.11 - Persistent Cross-Site Scripting

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-110608. PoCs published by Crashfr.

AI-analyzed exploit summary The exploit demonstrates a stored XSS vulnerability in Phorum 5.2.11 and prior via insufficient BBcode filtering. It leverages CSS expression injection in [color] and [size] tags to execute arbitrary JavaScript, with specific payloads for IE6, IE7, Firefox, and IE8.

Description

Phorum 5.2.11 - Persistent Cross-Site Scripting

Exploits (1)

exploitdb WORKING POC VERIFIED
by Crashfr · textwebappsphp
https://www.exploit-db.com/exploits/9231

The exploit demonstrates a stored XSS vulnerability in Phorum 5.2.11 and prior via insufficient BBcode filtering. It leverages CSS expression injection in [color] and [size] tags to execute arbitrary JavaScript, with specific payloads for IE6, IE7, Firefox, and IE8.

Classification
Working Poc 100%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: Phorum 5.2.11 and prior
Auth required
Prerequisites: User must be able to post BBcode in Phorum · Victim must view the malicious post
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026