EIP-2026-107076

PRE-CVE

FestOS 2.3 - 'contents' Cross-Site Scripting

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-107076. PoCs published by High-Tech Bridge SA.

AI-analyzed exploit summary This exploit demonstrates a stored XSS vulnerability in FestOS 2.3b by injecting a malicious script into the 'contents' parameter of a form submission. The script executes when the form is auto-submitted, potentially stealing cookies.

Description

FestOS 2.3 - 'contents' Cross-Site Scripting

Exploits (1)

exploitdb WORKING POC VERIFIED
by High-Tech Bridge SA · textwebappsphp
https://www.exploit-db.com/exploits/34324

This exploit demonstrates a stored XSS vulnerability in FestOS 2.3b by injecting a malicious script into the 'contents' parameter of a form submission. The script executes when the form is auto-submitted, potentially stealing cookies.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: FestOS version 2.3b
Auth required
Prerequisites: Access to the admin panel · Valid session or authentication
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026