PPWP – Password Protect Pages <= 1.9.19 — Authenticated (Contributor+) Insecure Direct Object Reference
CVE-2026-57634Published · Updated Action summary
Affected: ≤1.9.19Update to 1.9.20 or newer
All remediation steps- Severity
- Medium4.3
- CVSS
- 4.3CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:NWhat does this vector mean?
AV:NAttack vector- Network
AC:LAttack complexity- Low
PR:LPrivileges required- Low
UI:NUser interaction- None
S:UScope- Unchanged
C:NConfidentiality- None
I:LIntegrity- Low
A:NAvailability- None
- Required access
- Unknown
- Exploit prediction (EPSS)
- No score
- CISA KEV
- Not listed
On this page8
Am I affected?
PPWP – Password Protect Pages password-protect-page
- Affected≤ 1.9.19
- Patched in1.9.20
Update to 1.9.20 or newer.
You are affected if you run ≤ 1.9.19. Version 1.9.20 and later are not affected by this issue.
- Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under PPWP – Password Protect Pages.
- No admin access? Run a passive check of your site. It reads public files only.
What to do
- Update to version 1.9.20, or a newer patched version
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch PPWP – Password Protect Pages to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence, credited to Ananda Dhakal.
The PPWP – Password Protect Pages plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.9.19 due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Contributor-level access and above, to perform an unauthorized action.
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 PPWP – Password Protect Pages
All 12| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| High7.2 | Unauthenticated Stored Cross-Site Scripting via '[ppwp]' Shortcode 'desc_below_form' Attribute via Placeholder Marker Collision ≤1.9.26Update to 1.9.27 | CVE-2026-116520 | |
| Medium6.4 | Authenticated (Contributor+) Stored Cross-Site Scripting ≤1.9.21Update to 1.9.22 | CVE-2025-9878 | |
| High8.8 | Authenticated (Contributor+) PHP Object Injection via post_protection_roles ≤1.9.18Update to 1.9.19 | CVE-2026-0551 | |
| Medium4.3 | Improper Authorization To Authenticated (Contributor+) Master Password Exposure ≤1.9.15Update to 1.9.16 | CVE-2025-11729 | |
| Medium4.3 | Insecure Direct Object Reference to Authenticated (Contributor+) Password Protected Post Password Update ≤1.9.20Update to 1.9.21 | CVE-2025-10005 |
- High7.2Unauthenticated Stored Cross-Site Scripting via '[ppwp]' Shortcode 'desc_below_form' Attribute via Placeholder Marker Collision
≤1.9.26Update to 1.9.27
- Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤1.9.21Update to 1.9.22
- High8.8Authenticated (Contributor+) PHP Object Injection via post_protection_roles
≤1.9.18Update to 1.9.19
- Medium4.3Improper Authorization To Authenticated (Contributor+) Master Password Exposure
≤1.9.15Update to 1.9.16
- Medium4.3Insecure Direct Object Reference to Authenticated (Contributor+) Password Protected Post Password Update
≤1.9.20Update to 1.9.21
Timeline
CVE published
Severity medium, CVSS 4.3
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.