CVE-2021-24160: expresstech responsive_menu
Vulnerability summary
CVE-2021-24160 is a high (CVSS 8.8) vulnerability in expresstech responsive_menu. EPSS estimates a 8.20% chance of exploitation in the next 30 days, higher than 94.8% of scored vulnerabilities. 2 public exploits are recorded.
Timeline
- 05-04-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
In the Reponsive Menu (free and Pro) WordPress plugins before 4.0.4, subscribers could upload zip archives containing malicious PHP files that would get extracted to the /rmp-menu/ directory. These files could then be accessed via the front end of the site to trigger remote code execution and ultimately allow an attacker to execute commands to further infect a WordPress site.
CVSS metrics
3 scores · 2 sources · 2 versions- wordfenceSource8.8HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
8.20%
Chance of exploitation in the next 30 days
Percentile
95%
Versus all other CVEs
30-day change
0.00 pp
From 8.20% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
2 foundExploit Reference (wpscan.com)
Maturity: unknown
Exploit Reference (wordfence.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Expresstech3 products
- responsive_menu< 4.0.4
- responsive menu – create mobile-friendly menu≥ 4.0.4, < 4.0.4
- responsive menu pro≥ 4.0.4, < 4.0.4
Wordpress1 product
- responsive-menu≥ 4.0, < 4.0.4
2 vendors · 4 products
References
3 links- wpscan.com/vulnerability/066ba5d4-4aaa-4462-b106-500c1f291c37X Refsource CONFIRMExploitThird Party Advisory
- www.wordfence.com/blog/2021/02/multiple-vulnerabilities-patched-in-responsive-menu-plugin/X Refsource MISCExploitThird Party Advisory