The DS Ad Rotator WordPress plugin through 0.8 does not perform any capability check, nonce verification, or file-type validation on its image… (CVE-2026-81402)
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.
AI Analysis
Technical Summary
CVE-2026-81402 describes a critical security flaw in the DS Ad Rotator WordPress plugin through version 0.8. The plugin's image upload functionality does not enforce any capability checks, nonce verification, or file-type validation. As a result, unauthenticated attackers can upload arbitrary files, such as PHP scripts, to directories accessible via the web server. This vulnerability can lead to remote code execution, allowing attackers to execute arbitrary commands on the server hosting the plugin.
Potential Impact
Successful exploitation of this vulnerability can lead to full remote code execution on the affected web server. This compromises confidentiality, integrity, and availability of the system, allowing attackers to execute arbitrary code, potentially take over the server, and perform malicious activities such as data theft, defacement, or pivoting within the network.
Mitigation Recommendations
No official patch or remediation information is provided in the available data. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, it is recommended to disable or remove the DS Ad Rotator plugin if possible, or restrict access to the upload functionality. Monitoring for suspicious file uploads and applying web application firewall rules to block malicious uploads may help reduce risk.
The DS Ad Rotator WordPress plugin through 0.8 does not perform any capability check, nonce verification, or file-type validation on its image… (CVE-2026-81402)
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 v3.1
Score 9.8critical
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-81402 describes a critical security flaw in the DS Ad Rotator WordPress plugin through version 0.8. The plugin's image upload functionality does not enforce any capability checks, nonce verification, or file-type validation. As a result, unauthenticated attackers can upload arbitrary files, such as PHP scripts, to directories accessible via the web server. This vulnerability can lead to remote code execution, allowing attackers to execute arbitrary commands on the server hosting the plugin.
Potential Impact
Successful exploitation of this vulnerability can lead to full remote code execution on the affected web server. This compromises confidentiality, integrity, and availability of the system, allowing attackers to execute arbitrary code, potentially take over the server, and perform malicious activities such as data theft, defacement, or pivoting within the network.
Mitigation Recommendations
No official patch or remediation information is provided in the available data. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, it is recommended to disable or remove the DS Ad Rotator plugin if possible, or restrict access to the upload functionality. Monitoring for suspicious file uploads and applying web application firewall rules to block malicious uploads may help reduce risk.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-3m7x-5c7v-q57x
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-81402"]
- Database Specific Severity
- CRITICAL
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6aa5effb55bf5e2cf5ef6fac
Added to database: 09/13/2026, 00:36:11 UTC
Last enriched: 09/13/2026, 00:38:23 UTC
Last updated: 09/13/2026, 04:01:23 UTC
Views: 4
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