Vulnerability in Willmot Backupwordpress
CVE-2022-4931
The BackupWordPress plugin for WordPress is vulnerable to information disclosure in versions up to, and including 3.12. This is due to missing authorization on the heartbeat_received() function that triggers on WordPress heartbeat. This makes it possible for authenticated attackers, with subscriber-level permissions and above to retrieve back-up paths that can subsequently be used to download the back-up.
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: 0.005 (37.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 37.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Willmot Backupwordpress — versions 3.12
- Xibodevelopment Backupwordpress
Public proof-of-concept exploits
References
- www.wordfence.com/threat-intel/vulnerabilities/id/747c86f4-118b-4a9c-899c-e9067… (Third Party Advisory)
- plugins.trac.wordpress.org/changeset (Patch)
Frequently asked questions
- What is CVE-2022-4931?
- CVE-2022-4931 is a medium-severity vulnerability in Willmot Backupwordpress, classified under CWE-862 MISSING AUTHORIZATION. CVSS score: 4.3/10. Published 2023-03-07.
- How severe is CVE-2022-4931?
- Medium severity. CVSS v3 base score is 4.3 out of 10.
- Is CVE-2022-4931 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.