Stacks Mobile App Builder <= 5.2.3 — Authentication Bypass via Account Takeover
CVE-2024-50477Published · Updated Action summary
Affected: ≤5.2.3No patch available
What to do until a fix ships- Severity
- Critical9.8
- CVSS
- 9.8CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWhat does this vector mean?
AV:NAttack vector- Network
AC:LAttack complexity- Low
PR:NPrivileges required- None
UI:NUser interaction- None
S:UScope- Unchanged
C:HConfidentiality- High
I:HIntegrity- High
A:HAvailability- High
- Required access
- No account needed
- Exploit prediction (EPSS)
- No score
- CISA KEV
- Not listed
On this page8
Am I affected?
Stacks Mobile App Builder – The most powerful Mobile Applications Drag and Drop builder stacks-mobile-app-builder
- Affected≤ 5.2.3
- PatchedNo fix yet
No patched version available.
You are affected if you run ≤ 5.2.3. No fixed version has been released.
- Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Stacks Mobile App Builder – The most powerful Mobile Applications Drag and Drop builder.
- 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
- No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement.
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch Stacks Mobile App Builder – The most powerful Mobile Applications Drag and Drop builder to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence, credited to stealthcopter.
The Stacks Mobile App Builder – The most powerful Mobile Applications Drag and Drop builder plugin for WordPress is vulnerable to authentication bypass in all versions up to, and including, 5.2.3. This is due to the plugin not properly verifying a user's identity prior to authenticating them via the receive_request_checkout() function. This makes it possible for unauthenticated attackers to log in as any user based on user ID.
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 Stacks Mobile App Builder – The most powerful Mobile Applications Drag and Drop builder
All 3| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Critical9.8 | Unauthenticated Arbitrary File Upload ≤5.2.3No patch available | CVE-2024-50527 | |
| Medium5.3 | Unauthenticated Sensitive Information Disclosure ≤5.2.3No patch available | CVE-2024-50528 |
- Critical9.8Unauthenticated Arbitrary File Upload
≤5.2.3No patch available
- Medium5.3Unauthenticated Sensitive Information Disclosure
≤5.2.3No patch available
Timeline
CVE published
Severity critical, CVSS 9.8
Record last updated
Sources & licenses
Wordfence record- Vulnerability data
- Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
- CVE® identifiers
- Copyright 1999-2026 The MITRE Corporation. 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.