gVectors wpDiscuz up to 7.6.46 getIP HTTP_CLIENT_IP/HTTP_X_FORWARDED_FOR less trusted source

Summaryinfo

A vulnerability labeled as problematic has been found in gVectors wpDiscuz up to 7.6.46. This issue affects the function getIP. Executing a manipulation of the argument HTTP_CLIENT_IP/HTTP_X_FORWARDED_FOR can lead to less trusted source. The identification of this vulnerability is CVE-2026-22201. The attack may be launched remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic was found in gVectors wpDiscuz up to 7.6.46. This vulnerability affects the function getIP. The manipulation of the argument HTTP_CLIENT_IP/HTTP_X_FORWARDED_FOR with an unknown input leads to a less trusted source vulnerability. The CWE definition for the vulnerability is CWE-348. The product has two different sources of the same data or information, but it uses the source that has less support for verification, is less trusted, or is less resistant to attack. As an impact it is known to affect integrity. CVE summarizes:

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.

The weakness was shared by Scott Moore. The advisory is available at wordpress.org. This vulnerability was named CVE-2026-22201 since 01/06/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit.

Upgrading to version 7.6.47 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

• gVectors

Name

• wpDiscuz

Version

• 7.6.0
• 7.6.1
• 7.6.2
• 7.6.3
• 7.6.4
• 7.6.5
• 7.6.6
• 7.6.7
• 7.6.8
• 7.6.9
• 7.6.10
• 7.6.11
• 7.6.12
• 7.6.13
• 7.6.14
• 7.6.15
• 7.6.16
• 7.6.17
• 7.6.18
• 7.6.19
• 7.6.20
• 7.6.21
• 7.6.22
• 7.6.23
• 7.6.24
• 7.6.25
• 7.6.26
• 7.6.27
• 7.6.28
• 7.6.29
• 7.6.30
• 7.6.31
• 7.6.32
• 7.6.33
• 7.6.34
• 7.6.35
• 7.6.36
• 7.6.37
• 7.6.38
• 7.6.39
• 7.6.40
• 7.6.41
• 7.6.42
• 7.6.43
• 7.6.44
• 7.6.45
• 7.6.46

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If you want to get best quality of vulnerability data, you may have to visit VulDB.

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