EIP-2026-107527

PRE-CVE

GuppY 2.4 - Cross-Site Scripting

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-107527. PoCs published by frog.

AI-analyzed exploit summary The code describes a cross-site scripting (XSS) vulnerability in GuppY's postguest module due to insufficient input sanitization. It provides examples of malicious input vectors that can execute arbitrary JavaScript in a user's browser.

Description

GuppY 2.4 - Cross-Site Scripting

Exploits (1)

exploitdb WRITEUP VERIFIED
by frog · textwebappsphp
https://www.exploit-db.com/exploits/23219

The code describes a cross-site scripting (XSS) vulnerability in GuppY's postguest module due to insufficient input sanitization. It provides examples of malicious input vectors that can execute arbitrary JavaScript in a user's browser.

Classification
Writeup 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: GuppY (version not specified)
No auth needed
Prerequisites: User interaction required to trigger the XSS payload
MITRE ATT&CK
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026