WordPress before 5.5.2 allows CSRF attacks that change a theme's background image.
Priority LOW 22CWE-352Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Tampering
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-352.
Summary
WordPress before 5.5.2 allows CSRF attacks that change a theme's background image.
Why it matters now
EPSS 0.01081 65th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* | before 5.5.2 | Vulnerable | WordPress |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
| cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* | 16.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | 18.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* | 20.04 | Vulnerable | Canonical |
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* Versions before 5.5.2 Vulnerable ·WordPress
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* Versions 16.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* Versions 18.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* Versions 20.04 Vulnerable ·Canonical
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2020-28040
- 2026-10-03 Alias added: GHSA-86pg-877h-rfr2
References
Advisory 7
- https://wordpress.org/news/2020/10/wordpress-5-5-2-security-and-maintenance-release/
- https://blog.wpscan.com/2020/10/30/wordpress-5.5.2-security-release.html
- [debian-lts-announce] 20201103 [SECURITY] [DLA 2429-1] wordpress security update
- DSA-4784
- FEDORA-2020-15e15c35da
- FEDORA-2020-a764b11b52
- FEDORA-2020-b386fac43a
Sources
- CVE-2020-28040 · CVE Program
- CVE-2020-28040 · NVD
- FIRST EPSS
- GHSA-86pg-877h-rfr2 · GitHub Advisory Database · CC BY 4.0
- CVE-2020-28040 · Red Hat security data · CC BY 4.0
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