EIP-2026-111800

PRE-CVE

Roundcube Webmail 0.1 - 'index.php' Cross-Site Scripting

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-111800. PoCs published by RSnake.

AI-analyzed exploit summary This exploit demonstrates a cross-site scripting (XSS) vulnerability in Roundcube Webmail by injecting arbitrary JavaScript code via the `_task` parameter. The lack of input sanitization allows script execution in the context of the affected site.

Description

Roundcube Webmail 0.1 - 'index.php' Cross-Site Scripting

Exploits (1)

exploitdb WORKING POC VERIFIED
by RSnake · textwebappsphp
https://www.exploit-db.com/exploits/28988

This exploit demonstrates a cross-site scripting (XSS) vulnerability in Roundcube Webmail by injecting arbitrary JavaScript code via the `_task` parameter. The lack of input sanitization allows script execution in the context of the affected site.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: Roundcube Webmail (version not specified)
No auth needed
Prerequisites: Access to a vulnerable Roundcube Webmail instance · User interaction to trigger the payload
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026