CVE-2026-65556 — CRITICAL (9.8)

Q: What is CVE-2026-65556?

CVE-2026-65556 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Unauthenticated PHP Object Injection in WPBruiser {no- Captcha anti-Spam} <= 3.1.43 versions.

Q: How severe is CVE-2026-65556?

CVE-2026-65556 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Q: Is there a patch for CVE-2026-65556?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.

Vulnerability Description

Unauthenticated PHP Object Injection in WPBruiser {no- Captcha anti-Spam} <= 3.1.43 versions.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-502

References

https://patchstack.com/database/wordpress/plugin/goodbye-captcha/vulnerability/w

FAQ

What is CVE-2026-65556?

CVE-2026-65556 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Unauthenticated PHP Object Injection in WPBruiser {no- Captcha anti-Spam} <= 3.1.43 versions.

How severe is CVE-2026-65556?

CVE-2026-65556 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-65556?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.