EIP-2026-110391

PRE-CVE

osCSS 2.1 - Multiple Cross-Site Scripting / Local File Inclusions

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-110391. PoCs published by AutoSec Tools.

AI-analyzed exploit summary The exploit demonstrates a cross-site scripting (XSS) vulnerability and multiple local file inclusion (LFI) vulnerabilities in osCSS 2.1.0 RC12. The XSS payload injects arbitrary JavaScript, while the LFI payloads traverse directories to access sensitive files like `win.ini`.

Description

osCSS 2.1 - Multiple Cross-Site Scripting / Local File Inclusions

Exploits (1)

exploitdb WORKING POC VERIFIED
by AutoSec Tools · textwebappsphp
https://www.exploit-db.com/exploits/35521

The exploit demonstrates a cross-site scripting (XSS) vulnerability and multiple local file inclusion (LFI) vulnerabilities in osCSS 2.1.0 RC12. The XSS payload injects arbitrary JavaScript, while the LFI payloads traverse directories to access sensitive files like `win.ini`.

Classification
Working Poc 90%
Attack Type
Xss | Info Leak
Complexity
Trivial
Reliability
Reliable
Target: osCSS 2.1.0 RC12
No auth needed
Prerequisites: Access to the target web application
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026