CVE-2020-28040
MEDIUMCVSS 4.3/10EPSS 1.07%
Last modified
CVE-2020-28040 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. WordPress before 5.5.2 allows CSRF attacks that change a theme's background image.. EPSS estimates a 1.07% chance of exploitation in the next 30 days.
Description
WordPress before 5.5.2 allows CSRF attacks that change a theme's background image.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Wordpress | Wordpress | < 5.5.2 |
| Debian | Debian Linux | 9.0 |
| Debian | Debian Linux | 10.0 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 18.04 |
| Canonical | Ubuntu Linux | 20.04 |
References
- https://blog.wpscan.com/2020/10/30/wordpress-5.5.2-security-release.htmlRelease Notes, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/11/msg00004.htmlMailing List, Third Party Advisory
- https://wordpress.org/news/2020/10/wordpress-5-5-2-security-and-maintenance-release/Release Notes, Vendor Advisory
- https://www.debian.org/security/2020/dsa-4784Third Party Advisory
- https://blog.wpscan.com/2020/10/30/wordpress-5.5.2-security-release.htmlRelease Notes, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/11/msg00004.htmlMailing List, Third Party Advisory
- https://wordpress.org/news/2020/10/wordpress-5-5-2-security-and-maintenance-release/Release Notes, Vendor Advisory
- https://www.debian.org/security/2020/dsa-4784Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-28040?
WordPress before 5.5.2 allows CSRF attacks that change a theme's background image.
How severe is CVE-2020-28040?
CVE-2020-28040 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 1.07% probability of exploitation in the next 30 days.
How do I fix CVE-2020-28040?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-28040?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST