RCE in Shareaholic Similar Posts
CVE-2021-24537
The Similar Posts WordPress plugin through 3.1.5 allow high privilege users to execute arbitrary PHP code in an hardened environment (ie with DISALLOW_FILE_EDIT, DISALLOW_FILE_MODS and DISALLOW_UNFILTERED_HTML set to true) via the 'widget_rrm_similar_posts_condition' widget setting of the plugin.
Vulnerability class: RCE (Remote Code Execution)
EPSS: 0.015 (71.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Shareaholic Similar_posts
- Unknown Similar Posts – Best Related Plugin For Wordpress — versions 3.1.5
Weakness classification (CWE)
Public proof-of-concept exploits
References
- contact@wpscan.com (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-24537?
- CVE-2021-24537 is a high-severity vulnerability in Shareaholic Similar Posts, classified under Code Injection. CVSS score: 7.2/10. Published 2021-11-08.
- How severe is CVE-2021-24537?
- High severity. CVSS v3 base score is 7.2 out of 10.
- Is CVE-2021-24537 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.