CVE-2025-2833 – Zhangyd-c OneBlog Regular Expression Inefficient Complexity Remote Vulnerability

The following table lists the changes that have been made to the
CVE-2025-2833 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Mar. 27, 2025

    Action Type Old Value New Value
    Added Description 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.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Added CWE CWE-400
    Added CWE CWE-1333
    Added Reference https://github.com/zhangyd-c/OneBlog/issues/35
    Added Reference https://github.com/zhangyd-c/OneBlog/issues/35#issue-2914268214
    Added Reference https://vuldb.com/?ctiid.301470
    Added Reference https://vuldb.com/?id.301470
    Added Reference https://vuldb.com/?submit.521813
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