CVE-2021-24155
Backup Guard < 1.6.0 - Authenticated Arbitrary File Upload
- Published
- Apr 5, 2021
- Updated
- Aug 3, 2024
- Assigning CNA
- WPScan
- Evidence observed
- Jul 5, 2021
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HHigh · next 30 days
- Percentile
- 99.7%
- Model date
- Oct 19, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
The WordPress Backup and Migrate Plugin – Backup Guard WordPress plugin before 1.6.0 did not ensure that the imported files are of the SGBP format and extension, allowing high privilege users (admin+) to upload arbitrary files, including PHP ones, leading to RCE.
Sources
modules/exploits/multi/http/wp_plugin_backup_guard_rce.rb
Metasploit Framework modulesDeclared conditions
- platform: PHP($.exploit_multi/http/wp_plugin_backup_guard_rce.platform)
- verification: check_declared($.exploit_multi/http/wp_plugin_backup_guard_rce.check)
http/cves/2021/CVE-2021-24155.yaml
Nuclei TemplatesDeclared conditions
- network: http($.protocol_keys)
- verification: dsl($.matchers[*].type)
Responsible use
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