CVEvulnerability
CVE-2021-24241
6.1 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-04-22
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.1 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-79
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 configurations
• advancedcustomfields advanced custom fields (< 5.9.1)
Related
Weakness · CWE (1)
- CWE-79 Improper Neutralization of Input During Web Page Generation weakness
References
- https://github.com/jdordonezn/Reflected-XSS-in-WordPress-for-ACF-PRO-before-5.9.1-plugin/issues/1 Exploit, Third Party Advisory
- https://wpscan.com/vulnerability/d1e9c995-37bd-4952-b88e-945e02e3c83f Exploit, Third Party Advisory
- https://www.advancedcustomfields.com/blog/acf-5-9-1-release/ Release Notes, Vendor Advisory
- https://github.com/jdordonezn/Reflected-XSS-in-WordPress-for-ACF-PRO-before-5.9.1-plugin/issues/1 Exploit, Third Party Advisory
- https://wpscan.com/vulnerability/d1e9c995-37bd-4952-b88e-945e02e3c83f Exploit, Third Party Advisory
- https://www.advancedcustomfields.com/blog/acf-5-9-1-release/ Release Notes, Vendor Advisory