Vulnerability · Published Feb 13, 2023 · Assigned by WPScan
CVE-2022-4562Meks Flexible Shortcodes < 1.3.5 - Contributor+ Stored XSS
Medium 4.6
In plain English
A medium-severity security flaw in Meks Flexible Shortcodes from Unknown. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 46% of all known vulnerabilities).
Severity (CVSS 3.1)4.6Medium
Exploit odds (30 days)0.5%top 54.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
The Meks Flexible Shortcodes WordPress plugin before 1.3.5 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Unknown | Meks Flexible Shortcodes | 0 – before 1.3.5 |
References
- https://wpscan.com/vulnerability/2013d79b-e9f6-4a5a-b421-e840a3bae063 exploit, vdb-entry, technical-description