EIP-2026-112521

PRE-CVE

Symfony2 - Local File Disclosure

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-112521. PoCs published by Sense of Security.

AI-analyzed exploit summary The exploit demonstrates an XXE (XML External Entity) vulnerability in Symfony2's XMLEncoder component, allowing arbitrary file disclosure via crafted XML input. The PoC decodes a base64-encoded `/etc/passwd` file using a malicious DTD entity.

Description

Symfony2 - Local File Disclosure

Exploits (1)

exploitdb WORKING POC
by Sense of Security · textwebappsphp
https://www.exploit-db.com/exploits/18560

The exploit demonstrates an XXE (XML External Entity) vulnerability in Symfony2's XMLEncoder component, allowing arbitrary file disclosure via crafted XML input. The PoC decodes a base64-encoded `/etc/passwd` file using a malicious DTD entity.

Classification
Working Poc 100%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Reliable
Target: Symfony2 2.0.x - 2.0.10
No auth needed
Prerequisites: Application parsing user-supplied XML
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026