CVE-2026-121612: WPBruiser {no- Captcha anti-Spam} (WordPress plugin) · Weak Authentication
Affects WPBruiser {no- Captcha anti-Spam} (WordPress plugin)Source CVE Database V5
Not known to be exploited · CVSS 4.3 Medium : upgrade to 3.6.3 when convenient.
Data as of 9 Nov 2026, 17:05 UTC
Thin evidence
One scorer or none| CNA (Patchstack) | CVSS 3.1 | 4.3 |
|---|
- Patch
- Available – fixed in 3.6.3
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:NExploitation evidence
Disclosed: evidence found.
CVE published 9 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 9 Nov 2026.
What to do
Upgrade WPBruiser {no- Captcha anti-Spam} (WordPress plugin) to 3.6.3.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| WPBruiser {no- Captcha anti-Spam}goodbye-captcha | Affected
| Fixed in
|
AI-suggested
Upgrade WPBruiser {no- Captcha anti-Spam} to version 3.6.3 or later, where the vulnerability has been fixed. No additional mitigation steps are indicated by the vendor.
Description
CVE-2026-121612 is a weakness in the authentication mechanism of WPZOOM's WPBruiser {no- Captcha anti-Spam} plugin, allowing potential authentication abuse. The vulnerability affects versions from initial releases up to 3.6.2. A fix is available in version 3.6.3. The CVSS score is 4.3, indicating a medium severity impact primarily on integrity without affecting confidentiality or availability.