CVE-2017-8812
5.3
MEDIUM
CVSS 3.1
EPSS 0.83%
Description
MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 allows remote attackers to inject > (greater than) characters via the id attribute of a headline.
How to fix CVE-2017-8812
To remediate CVE-2017-8812, upgrade the affected package to a fixed version below.
- Debian/mediawiki—upgrade to 1:1.27.4-1 or later
Is CVE-2017-8812 being exploited?
Low — EPSS is 0.8%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:1.27.4-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |