CVE-2025-15490: CWE-863 Incorrect Authorization in Passster
Description
The Passster WordPress plugin before 4.2.26 has a flaw in its global protection checks, allowing unauthenticated users to bypass the protection offered via crafted URLs
CVSS v3.1
Score 5.3medium
Affected software
Passster
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Passster WordPress plugin versions prior to 4.2.26 contain an authorization bypass vulnerability (CWE-863) in their global protection checks. This flaw enables unauthenticated attackers to circumvent the plugin's protection by crafting specific URLs, thereby gaining unauthorized access to content that should be restricted. The vulnerability has a CVSS 3.1 base score of 5.3, indicating a medium impact primarily on confidentiality with no impact on integrity or availability.
Potential Impact
An attacker can bypass Passster's content protection controls without authentication, potentially exposing protected content to unauthorized users. The impact is limited to confidentiality loss; there is no indication of integrity or availability compromise. No known exploits are reported in the wild at this time.
Mitigation Recommendations
No official patch or remediation has been confirmed or published yet. Users should monitor the vendor's advisory channels for updates and apply any official fixes once available. Until then, consider restricting access to sensitive content through alternative means or additional security controls.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-01-08T17:16:19.676Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a9834bbacd9273b49595b2e
Added to database: 09/02/2026, 14:37:47 UTC
Last enriched: 09/07/2026, 13:51:27 UTC
Last updated: 10/15/2026, 18:48:12 UTC
Views: 62
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