Injection in MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2
Priority MEDIUM 53CWE-74Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
api.php in MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 has a Reflected File Download vulnerability.
Why it matters now
EPSS 0.07714 94th 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 |
|---|---|---|---|---|---|
| — | MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 | MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 | — | No fix listed | CNA |
- MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 Vendor— Affected MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 Fixed in — No fix listed CNA
CPE configurations NVD · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:* | up to 1.27.3 | Vulnerable | mediawiki |
| cpe:2.3:a:mediawiki:mediawiki:1.28.0:*:*:*:*:*:*:* | 1.28.0 | Vulnerable | mediawiki |
| cpe:2.3:a:mediawiki:mediawiki:1.28.1:*:*:*:*:*:*:* | 1.28.1 | Vulnerable | mediawiki |
| cpe:2.3:a:mediawiki:mediawiki:1.28.2:*:*:*:*:*:*:* | 1.28.2 | Vulnerable | mediawiki |
| cpe:2.3:a:mediawiki:mediawiki:1.29.0:*:*:*:*:*:*:* | 1.29.0 | Vulnerable | mediawiki |
| cpe:2.3:a:mediawiki:mediawiki:1.29.1:*:*:*:*:*:*:* | 1.29.1 | Vulnerable | mediawiki |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
- cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:* Versions up to 1.27.3 Vulnerable ·mediawiki
- cpe:2.3:a:mediawiki:mediawiki:1.28.0:*:*:*:*:*:*:* Versions 1.28.0 Vulnerable ·mediawiki
- cpe:2.3:a:mediawiki:mediawiki:1.28.1:*:*:*:*:*:*:* Versions 1.28.1 Vulnerable ·mediawiki
- cpe:2.3:a:mediawiki:mediawiki:1.28.2:*:*:*:*:*:*:* Versions 1.28.2 Vulnerable ·mediawiki
- cpe:2.3:a:mediawiki:mediawiki:1.29.0:*:*:*:*:*:*:* Versions 1.29.0 Vulnerable ·mediawiki
- cpe:2.3:a:mediawiki:mediawiki:1.29.1:*:*:*:*:*:*:* Versions 1.29.1 Vulnerable ·mediawiki
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
Remediation
No fixed version listed by the sources yet.
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 — DSA-4036
7 records Highest priority Priority MEDIUM 1 MEDIUM, 6 LOW
Other records, highest priority first
- TI-2017-06320 Information disclosure in MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x…Priority LOW 37
- TI-2017-06324 Improper input validation in MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x…Priority LOW 36
- TI-2017-06323 Improper input validation in MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x…Priority LOW 36
Timeline
- 2026-10-02 Threatist record created from CVE-2017-8809
- 2026-10-03 Alias added: GHSA-9jj4-4ghw-p8jj
References
Sources
- CVE-2017-8809 · CVE Program
- CVE-2017-8809 · NVD
- FIRST EPSS
- GHSA-9jj4-4ghw-p8jj · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences