Passster < 4.2.24 - Password Protection Bypass
Priority MEDIUM 63CWE-863Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-863.
Summary
The Passster WordPress plugin before 4.2.24 does not handle input properly in an AJAX action, allowing unauthenticated users to retrieve the value of password protected content
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00323 25th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed Passster (Unknown): 4.2.24
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Unknown | Passster | before 4.2.24 | 4.2.24 | Patch available | CNA |
- Passster VendorUnknown Affected before 4.2.24 Fixed in 4.2.24 Patch available CNA
Remediation
- Fix · CNA Passster (Unknown) Fixed in 4.2.24
Timeline
- 2026-10-02 Threatist record created from CVE-2025-15489
- 2026-10-03 Alias added: GHSA-96qf-ff37-rrr4
References
Sources
- CVE-2025-15489 · CVE Program
- CVE-2025-15489 · NVD
- FIRST EPSS
- GHSA-96qf-ff37-rrr4 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences