wpDiscuz before 7.6.47 contains a vote manipulation vulnerability that allows attackers to manipulate comment votes by obtaining fresh nonces and bypassing rate limiting through client-controlled headers. Attackers can vary User-Agent headers to reset rate limits, request nonces from the unauthenticated wpdGetNonce endpoint, and vote multiple times using IP rotation or reverse proxy header manipulation.
History

Fri, 13 Mar 2026 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 13 Mar 2026 10:00:00 +0000

Type Values Removed Values Added
First Time appeared Wordpress
Wordpress wordpress
Vendors & Products Wordpress
Wordpress wordpress

Fri, 13 Mar 2026 02:00:00 +0000

Type Values Removed Values Added
Description wpDiscuz before 7.6.47 contains a vote manipulation vulnerability that allows attackers to manipulate comment votes by obtaining fresh nonces and bypassing rate limiting through client-controlled headers. Attackers can vary User-Agent headers to reset rate limits, request nonces from the unauthenticated wpdGetNonce endpoint, and vote multiple times using IP rotation or reverse proxy header manipulation.
Title wpDiscuz before 7.6.47 - Vote Manipulation via Nonce Oracle and IP Rotation
First Time appeared Gvectors
Gvectors wpdiscuz
Weaknesses CWE-290
CPEs cpe:2.3:a:gvectors:wpdiscuz:*:*:*:*:*:wordpress:*:*
Vendors & Products Gvectors
Gvectors wpdiscuz
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-03-13T01:18:06.507Z

Updated: 2026-03-13T16:09:40.962Z

Reserved: 2026-01-06T16:47:17.184Z

Link: CVE-2026-22199

cve-icon Vulnrichment

Updated: 2026-03-13T16:09:38.366Z

cve-icon NVD

No data.

cve-icon Redhat

No data.