XSS in WordPress
CVE-2020-28038
WordPress before 5.5.2 allows stored XSS via post slugs.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.026 (84.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 84.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.026 · newest: 0.026 · change: 0.000
Affected products
- WordPress
- Debian Linux — versions 9.0, 10.0
- Fedoraproject Fedora — versions 31, 32, 33
Weakness classification (CWE)
Public proof-of-concept exploits
References
- wordpress.org/news/2020/10/wordpress-5-5-2-security-and-maintenance-release/ (Release Notes, Vendor Advisory)
- blog.ripstech.com (Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/11/msg00004.html (mailing-list, Mailing List, Third Party Advisory)
- www.debian.org/security/2020/dsa-4784 (vendor-advisory, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2020-28038?
- CVE-2020-28038 is a medium-severity vulnerability in WordPress, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-11-02.
- How severe is CVE-2020-28038?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2020-28038 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.