CVE-2025-2833 MEDIUM

CVE-2025-2833: zhangyd-c OneBlog HTTP Header redos

Vendor Zhangyd-C
Product OneBlog
Weakness CWE-1333
Published March 27, 2025
Last update March 27, 2025

CVSS base score

6.9/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

What the vulnerability does

01Description

A vulnerability was found in zhangyd-c OneBlog up to 2.3.9. It has been classified as problematic. Affected is an unknown function of the component HTTP Header Handler. The manipulation of the argument X-Forwarded-For leads to inefficient regular expression complexity. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Key dates

02Disclosure timeline

March 27, 2025 CVE published
March 27, 2025 Record updated