XSS in Wordpress
CVE-2021-39201
WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. ### Impact The issue allows an authenticated but low-privileged user (like contributor/author) to execute XSS in the…
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.016 (73.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N.
Affected products
- Wordpress
- Wordpress Wordpress-develop — versions >= 5.0, < 5.8.0
- Debian Debian_linux — versions 10.0, 11.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (Permissions Required, x_refsource_MISC)
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
Frequently asked questions
- What is CVE-2021-39201?
- CVE-2021-39201 is a high-severity vulnerability in Wordpress, classified under Cross-site Scripting. CVSS score: 7.6/10. Published 2021-09-09.
- How severe is CVE-2021-39201?
- High severity. CVSS v3 base score is 7.6 out of 10.
- Is CVE-2021-39201 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.