EIP-2026-111998

PRE-CVE

Serendipity 2.4.0 - File Inclusion RCE

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-111998. PoCs published by nu11secur1ty.

AI-analyzed exploit summary This exploit demonstrates a file inclusion vulnerability in Serendipity 2.4.0, allowing an authenticated attacker to upload an HTML file containing a malicious WebSocket client. The WebSocket connects to an attacker-controlled server, enabling data exfiltration or further exploitation.

Description

Serendipity 2.4.0 - File Inclusion RCE

Exploits (1)

exploitdb WORKING POC
by nu11secur1ty · textwebappsphp
https://www.exploit-db.com/exploits/51403

This exploit demonstrates a file inclusion vulnerability in Serendipity 2.4.0, allowing an authenticated attacker to upload an HTML file containing a malicious WebSocket client. The WebSocket connects to an attacker-controlled server, enabling data exfiltration or further exploitation.

Classification
Working Poc 80%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: Serendipity 2.4.0
Auth required
Prerequisites: Authenticated access to the Serendipity application · Ability to upload HTML files
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026