XSS in WordPress
CVE-2020-11025
In affected versions of WordPress, a cross-site scripting (XSS) vulnerability in the navigation section of Customizer allows JavaScript code to be executed. Exploitation requires an authenticated user. This has been patched in version 5.4.1, along with all the previously affected versions via a minor release (5.3.3, 5.2.6, 5.1.5, 5.0.9, 4.9.14, 4.8.13, 4.7.17, 4.6.18, 4.5.21, 4.4.22, 4.3.23, 4.2.27, 4.1.30, 4.0.30, 3.9.31, 3.8.33, 3.7.33).
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.015 (73.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 73.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
- WordPress — versions >= 5.4.0, < 5.4.1, >= 5.3.0, < 5.3.3, >= 5.2.0, < 5.2.6
- Debian Linux — versions 9.0, 10.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/WordPress/wordpress-develop/security/advisories/GHSA-4mhg-j6fx-5g3c (Third Party Advisory)
- wordpress.org/support/wordpress-version/version-5-4-1/ (Vendor Advisory)
- www.debian.org/security/2020/dsa-4677 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-11025?
- CVE-2020-11025 is a medium-severity vulnerability in WordPress, classified under Cross-site Scripting. CVSS score: 5.8/10. Published 2020-04-30.
- How severe is CVE-2020-11025?
- Medium severity. CVSS v3 base score is 5.8 out of 10.
- Is CVE-2020-11025 known to be exploited?
- 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.