WordPress before 4.9.9 and 5.x before 5.0.1 allows remote code execution because an…
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-434.
Summary
WordPress before 4.9.9 and 5.x before 5.0.1 allows remote code execution because an _wp_attached_file Post Meta entry can be changed to an arbitrary string, such as one ending with a .jpg?file.php substring. An attacker with author privileges can execute arbitrary code by uploading a crafted image containing PHP code in the Exif metadata. Exploitation can leverage CVE-2019-8943.
Why it matters now
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 · 11
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* | before 4.9.9 | Vulnerable | WordPress |
| cpe:2.3:a:wordpress:wordpress:5.0:-:*:*:*:*:*:* | 5.0 | Vulnerable | WordPress |
| cpe:2.3:a:wordpress:wordpress:5.0:beta1:*:*:*:*:*:* | 5.0 beta1 | Vulnerable | WordPress |
| cpe:2.3:a:wordpress:wordpress:5.0:beta2:*:*:*:*:*:* | 5.0 beta2 | Vulnerable | WordPress |
| cpe:2.3:a:wordpress:wordpress:5.0:beta3:*:*:*:*:*:* | 5.0 beta3 | Vulnerable | WordPress |
| cpe:2.3:a:wordpress:wordpress:5.0:beta4:*:*:*:*:*:* | 5.0 beta4 | Vulnerable | WordPress |
| cpe:2.3:a:wordpress:wordpress:5.0:beta5:*:*:*:*:*:* | 5.0 beta5 | Vulnerable | WordPress |
| cpe:2.3:a:wordpress:wordpress:5.0:rc1:*:*:*:*:*:* | 5.0 rc1 | Vulnerable | WordPress |
| cpe:2.3:a:wordpress:wordpress:5.0:rc2:*:*:*:*:*:* | 5.0 rc2 | Vulnerable | WordPress |
| cpe:2.3:a:wordpress:wordpress:5.0:rc3:*:*:*:*:*:* | 5.0 rc3 | Vulnerable | WordPress |
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* Versions before 4.9.9 Vulnerable ·WordPress
- cpe:2.3:a:wordpress:wordpress:5.0:-:*:*:*:*:*:* Versions 5.0 Vulnerable ·WordPress
- cpe:2.3:a:wordpress:wordpress:5.0:beta1:*:*:*:*:*:* Versions 5.0 beta1 Vulnerable ·WordPress
- cpe:2.3:a:wordpress:wordpress:5.0:beta2:*:*:*:*:*:* Versions 5.0 beta2 Vulnerable ·WordPress
- cpe:2.3:a:wordpress:wordpress:5.0:beta3:*:*:*:*:*:* Versions 5.0 beta3 Vulnerable ·WordPress
- cpe:2.3:a:wordpress:wordpress:5.0:beta4:*:*:*:*:*:* Versions 5.0 beta4 Vulnerable ·WordPress
- cpe:2.3:a:wordpress:wordpress:5.0:beta5:*:*:*:*:*:* Versions 5.0 beta5 Vulnerable ·WordPress
- cpe:2.3:a:wordpress:wordpress:5.0:rc1:*:*:*:*:*:* Versions 5.0 rc1 Vulnerable ·WordPress
- cpe:2.3:a:wordpress:wordpress:5.0:rc2:*:*:*:*:*:* Versions 5.0 rc2 Vulnerable ·WordPress
- cpe:2.3:a:wordpress:wordpress:5.0:rc3:*:*:*:*:*:* Versions 5.0 rc3 Vulnerable ·WordPress
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2019-8942
- 2026-10-03 Alias added: GHSA-rwhm-6hw4-9fgg
References
Exploit 5
Sources
- CVE-2019-8942 · CVE Program
- CVE-2019-8942 · NVD
- FIRST EPSS
- GHSA-rwhm-6hw4-9fgg · GitHub Advisory Database · CC BY 4.0
- CVE-2019-8942 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences