VulnerabilityModified
CVE-2017-8811
The implementation of raw message parameter expansion in MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 allows HTML mangling attacks.
MEDIUM 6.1EPSS 1.04%
Does this matter?
Lower severity and a low EPSS score (1.04%). Track it; it rarely justifies an emergency change on its own.
Description
The implementation of raw message parameter expansion in MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 allows HTML mangling attacks.
- CVSS 3.0
- 6.1 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 1.04% probability · 64th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- mediawiki/mediawiki · debian/debian linux
- Source
- security@debian.org
EPSS 1.0% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://www.securitytracker.com/id/1039812Third Party Advisory, VDB Entry
- https://lists.wikimedia.org/pipermail/mediawiki-announce/2017-November/000216.htmlMailing List, Patch, Vendor Advisory
- https://www.debian.org/security/2017/dsa-4036Third Party Advisory
- http://www.securitytracker.com/id/1039812Third Party Advisory, VDB Entry
- https://lists.wikimedia.org/pipermail/mediawiki-announce/2017-November/000216.htmlMailing List, Patch, Vendor Advisory
- https://www.debian.org/security/2017/dsa-4036Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.