CVE-2024-28861

9.8 CRITICAL
Published: March 22, 2024 Modified: December 05, 2025

Description

Symfony 1 is a community-driven fork of the 1.x branch of Symfony, a PHP framework for web projects. Starting in version 1.1.0 and prior to version 1.5.19, Symfony 1 has a gadget chain due to dangerous deserialization in `sfNamespacedParameterHolder` class that would enable an attacker to get remote code execution if a developer deserializes user input in their project. Version 1.5.19 contains a patch for the issue.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/FriendsOfSymfony1/symfony1/security/advisories/GHSA-pv9j-c53q-h433
Source: security-advisories@github.com
Exploit Mitigation Vendor Advisory
https://github.com/FriendsOfSymfony1/symfony1/security/advisories/GHSA-pv9j-c53q-h433
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Mitigation Vendor Advisory

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
7.4%
91th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

friendsofsymfony1