Broken authentication in WordPress Advanced Google reCAPTCHA plugin
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-288.
Summary
The WebFactory Advanced Google reCAPTCHA plugin for WordPress through 5.40 contains an authentication bypass using an alternate path or channel (CWE-288). An unauthenticated remote attacker can get past authentication without valid credentials, with a limited impact on data integrity.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
Unauthenticated Broken Authentication in Advanced Google reCAPTCHA <= 5.40 versions.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| webfactory | Advanced Google reCAPTCHA | up to 5.40 | — | No fix listed | CNA |
- Advanced Google reCAPTCHA Vendorwebfactory Affected up to 5.40 Fixed in — No fix listed CNA
Remediation
The sources list no fixed version for Advanced Google reCAPTCHA.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Timeline
- 2026-10-06 Threatist record created from CVE-2026-100518
- 2026-10-06 Alias added: GHSA-9vfj-8pvp-mccw
- 2026-10-06 CISA SSVC decision points changed
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Sources
- CVE-2026-100518 · CVE Program
- CVE-2026-100518 · NVD
- FIRST EPSS
- GHSA-9vfj-8pvp-mccw · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences