CVE-2026-81402 — CRITICAL (9.8)

Vulnerability Description

The DS Ad Rotator WordPress plugin through 0.8 does not perform any capability check, nonce verification, or file-type validation on its image upload handler, allowing unauthenticated attackers to upload arbitrary files, including PHP, to a web-accessible directory, which can lead to remote code execution.

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-434

References

https://wpscan.com/vulnerability/60e82611-ddf1-4275-8c68-14694d863fca/

FAQ

What is CVE-2026-81402?

CVE-2026-81402 is a vulnerability with a CVSS score of 9.8 (CRITICAL). The DS Ad Rotator WordPress plugin through 0.8 does not perform any capability check, nonce verification, or file-type validation on its image upload handler, allowing unauthenticated attackers to upl...

How severe is CVE-2026-81402?

CVE-2026-81402 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-2026-81402?

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