Vulnerability · Published Feb 21, 2023 · Assigned by WPScan
CVE-2022-4666Markup <= 4.8.1 - Contributor+ Stored XSS via Shortcode
Medium 5.4
In plain English
A medium-severity security flaw in Markup (JSON-LD) structured in schema.org 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 41% of all known vulnerabilities).
Severity (CVSS 3.1)5.4Medium
Exploit odds (30 days)0.5%top 59.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
The Markup (JSON-LD) structured in schema.org WordPress plugin through 4.8.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Unknown | Markup (JSON-LD) structured in schema.org | 0 – through 4.8.1 |
References
- https://wpscan.com/vulnerability/a6d23f2f-9504-40da-9b71-189033d8bd1d exploit, vdb-entry, technical-description