Auth bypass in Wpvivid Migration\, Backup\, Staging
CVE-2023-4637
The WPvivid plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the restore() and get_restore_progress() function in versions up to, and including, 0.9.94. This makes it possible for unauthenticated attackers to invoke these functions and obtain full file paths if they have access to a back-up ID.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.006 (47.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 47.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: -0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.wordfence.com/threat-intel/vulnerabilities/id/bad0bd6b-9c88-4d31-90b5-92d3c… (Third Party Advisory)
- plugins.trac.wordpress.org/browser/wpvivid-backuprestore/trunk/includes/class-w… (Issue Tracking)
- plugins.trac.wordpress.org/browser/wpvivid-backuprestore/trunk/includes/class-w… (Issue Tracking)
- plugins.trac.wordpress.org/changeset/3023214/wpvivid-backuprestore/trunk/includ… (Issue Tracking)
Frequently asked questions
- What is CVE-2023-4637?
- CVE-2023-4637 is a medium-severity vulnerability in Wpvivid Migration\, Backup\, Staging, classified under Missing Authorization. CVSS score: 4.3/10. Published 2024-02-05.
- How severe is CVE-2023-4637?
- Medium severity. CVSS v3 base score is 4.3 out of 10.
- Is CVE-2023-4637 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.