Vulnerability · Published Apr 22, 2021 · Assigned by WPScan
CVE-2021-24241Advanced Custom Field Pro < 5.9.1 - Reflected Cross-Site Scripting (XSS)
Medium 6.1
In plain English
A medium-severity cross-site scripting in Advanced Custom Fields Pro from Unknown. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 72% of all known vulnerabilities).
Severity (CVSS NVD)6.1Medium
Exploit odds (30 days)1.4%top 27.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
The Advanced Custom Fields Pro WordPress plugin before 5.9.1 did not properly escape the generated update URL when outputting it in an attribute, leading to a reflected Cross-Site Scripting issue in the update settings page.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Unknown | Advanced Custom Fields Pro | 5.9.1 – before 5.9.1 |
Weakness: CWE-79