CVE-2026-22201
wpDiscuz before 7.6.47 - IP Address Spoofing in getIP()
Description
wpDiscuz before 7.6.47 contains an IP spoofing vulnerability in the getIP() function that allows attackers to bypass IP-based rate limiting and ban enforcement by trusting untrusted HTTP headers. Attackers can set HTTP_CLIENT_IP or HTTP_X_FORWARDED_FOR headers to spoof their IP address and circumvent security controls.
INFO
Published Date :
March 13, 2026, 7:54 p.m.
Last Modified :
March 17, 2026, 8:25 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | MITRE-CVE | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update wpDiscuz to version 7.6.47 or later.
- Remove or distrust HTTP_CLIENT_IP headers.
- Remove or distrust HTTP_X_FORWARDED_FOR headers.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-22201.
| URL | Resource |
|---|---|
| https://wordpress.org/plugins/wpdiscuz/ | Product |
| https://wordpress.org/plugins/wpdiscuz/#developers | Product Release Notes |
| https://www.vulncheck.com/advisories/wpdiscuz-before-ip-address-spoofing-in-getip | Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-22201 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-22201
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-22201 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-22201 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.
-
Initial Analysis by [email protected]
Mar. 17, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:gvectors:wpdiscuz:*:*:*:*:*:wordpress:*:* versions up to (excluding) 7.6.47 Added Reference Type VulnCheck: https://wordpress.org/plugins/wpdiscuz/ Types: Product Added Reference Type VulnCheck: https://wordpress.org/plugins/wpdiscuz/#developers Types: Product, Release Notes Added Reference Type VulnCheck: https://www.vulncheck.com/advisories/wpdiscuz-before-ip-address-spoofing-in-getip Types: Third Party Advisory -
New CVE Received by [email protected]
Mar. 13, 2026
Action Type Old Value New Value Added Description wpDiscuz before 7.6.47 contains an IP spoofing vulnerability in the getIP() function that allows attackers to bypass IP-based rate limiting and ban enforcement by trusting untrusted HTTP headers. Attackers can set HTTP_CLIENT_IP or HTTP_X_FORWARDED_FOR headers to spoof their IP address and circumvent security controls. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/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:L/A:N Added CWE CWE-348 Added Reference https://wordpress.org/plugins/wpdiscuz/ Added Reference https://wordpress.org/plugins/wpdiscuz/#developers Added Reference https://www.vulncheck.com/advisories/wpdiscuz-before-ip-address-spoofing-in-getip