CVE-2019-19709
Possible to circumvent title-blacklist
6.1
MEDIUM
CVSS 3.1
EPSS 0.32%
Description
MediaWiki through 1.33.1 allows attackers to bypass the Title_blacklist protection mechanism by starting with an arbitrary title, establishing a non-resolvable redirect for the associated page, and using redirect=1 in the action API when editing that page.
How to fix CVE-2019-19709
To remediate CVE-2019-19709, upgrade the affected package to a fixed version below.
- —upgrade to 1:1.31.6-1 or later
- —upgrade to 1:1.27.7-1~deb9u3 or later
- —upgrade to 1.31.6 or later
Is CVE-2019-19709 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 1:1.31.6-1
- from 0, < 1:1.27.7-1~deb9u3
- >= 1.31.0, < 1.31.6
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |