CVE-2017-0366: SVG filter evasion using default attribute values in DTD declaration
Published Apr 13, 2018
·Updated
Mediawiki before 1.28.1 / 1.27.2 / 1.23.16 contains a flaw allowing to evade SVG filter using default attribute values in DTD declaration.
Affected Software
5 affected componentsFixes available
MediaWiki MediaWiki>=1.23.0<=1.23.16
MediaWiki MediaWiki>=1.27.0<1.27.2
MediaWiki MediaWiki>=1.28.0<1.28.1
Debian Debian Linux=7.0
debian/mediawiki
1:1.35.13-1+deb11u21:1.35.13-1+deb11u61:1.39.17-1~deb12u11:1.43.6+dfsg-1~deb13u11:1.43.6+dfsg-2
Event History
Apr 13, 2018
CVE Published
via MITRE·04:00 PM
Data Sourced
via MITRE·04:00 PM
DescriptionWeakness
Feb 19, 2026
Data Sourced
via Debian·07:26 PM
DescriptionAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2017-0366?
CVE-2017-0366 is classified as a low-severity vulnerability affecting MediaWiki versions prior to 1.28.1, 1.27.2, and 1.23.16.
2
How do I fix CVE-2017-0366?
To mitigate CVE-2017-0366, upgrade your MediaWiki installation to version 1.28.1 or later, or 1.27.2 and later, or 1.23.16 and later.
3
Which versions of MediaWiki are affected by CVE-2017-0366?
MediaWiki versions prior to 1.28.1, 1.27.2, and 1.23.16 are affected by CVE-2017-0366.
4
What type of vulnerability is CVE-2017-0366?
CVE-2017-0366 is a security vulnerability that allows evasion of SVG filters through default attribute values in DTD declaration.
5
Is there a specific software environment for CVE-2017-0366?
CVE-2017-0366 particularly affects the Debian Linux distribution and installations of MediaWiki within that environment.