Passster <= 4.2.25 — Unauthenticated Global Content Protection Bypass
CVE-2025-15490Published · Updated Action summary
Affected: ≤4.2.25Update to 4.2.26 or newer
All remediation steps- Severity
- Medium5.3
- CVSS
- 5.3CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:NWhat does this vector mean?
AV:NAttack vector- Network
AC:LAttack complexity- Low
PR:NPrivileges required- None
UI:NUser interaction- None
S:UScope- Unchanged
C:LConfidentiality- Low
I:NIntegrity- None
A:NAvailability- None
- Required access
- No account needed
- Exploit prediction (EPSS)
- No score
- CISA KEV
- Not listed
On this page8
Am I affected?
Passster – Password Protect Pages and Content content-protector
- Affected≤ 4.2.25
- Patched in4.2.26
Update to 4.2.26 or newer.
You are affected if you run ≤ 4.2.25. Version 4.2.26 and later are not affected by this issue.
- Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Passster – Password Protect Pages and Content.
- No admin access? Run a passive check of your site. It reads public files only.
- No account is needed to exploit this. Treat any exposed site on an affected version as at risk.
What to do
- Update to version 4.2.26, or a newer patched version
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch Passster – Password Protect Pages and Content to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence, credited to Alex Tselevich.
The Passster – Password Protect Pages and Content plugin for WordPress is vulnerable to protection mechanism bypass in all versions up to, and including, 4.2.25. This makes it possible for unauthenticated attackers to bypass content restrictions.
Exploits & references
Proof-of-concept & detection
No public proof-of-concept or detection template is known for this vulnerability.
Advisories & patches
- Advisorywordfence.com
Related CVEs
More in Passster – Password Protect Pages and Content
All 24| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium6.4 | Authenticated (Contributor+) Stored Cross-Site Scripting via 'metavalue' Parameter ≤4.3.21Update to 4.3.22 | CVE-2026-125409 | |
| Medium6.4 | Authenticated (Contributor+) Stored Cross-Site Scripting ≤4.3.21Update to 4.3.22 | CVE-2026-125454 | |
| Medium5.3 | Missing Authorization ≤4.3.20Update to 4.3.21 | CVE-2026-121574 | |
| Medium5.3 | Missing Authorization ≤4.3.18Update to 4.3.19 | CVE-2026-110896 | |
| Medium5.3 | Missing Authorization ≤4.3.13Update to 4.3.14 | CVE-2026-62114 |
- Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting via 'metavalue' Parameter
≤4.3.21Update to 4.3.22
- Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤4.3.21Update to 4.3.22
- Medium5.3Missing Authorization
≤4.3.20Update to 4.3.21
- Medium5.3Missing Authorization
≤4.3.18Update to 4.3.19
- Medium5.3Missing Authorization
≤4.3.13Update to 4.3.14
Timeline
CVE published
Severity medium, CVSS 5.3
Record last updated
Sources & licenses
Wordfence record- Vulnerability data
- Wordfence Intelligence. [object Object] Licensed under the CC BY-SA 4.0.
- CVE® identifiers
- [object Object]. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
- CVSS / CWE
- National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
- VulnCrest content
- Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.