Vulnerability Details : CVE-2020-6163
The WikibaseMediaInfo extension 1.35 for MediaWiki allows XSS because of improper template syntax within the PropertySuggestionsWidget template (in the templates/search/PropertySuggestionsWidget.mustache+dom file).
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2020-6163
- cpe:2.3:a:mediawiki:mediawiki:1.35:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-6163
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 28 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-6163
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
6.1
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST |
CWE ids for CVE-2020-6163
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-6163
-
https://phabricator.wikimedia.org/T240773
⚓ T240773 Exposed HTML in WikibaseMediaInfo autocomplete suggestions (CVE-2020-6163)Patch;Third Party Advisory
-
https://gerrit.wikimedia.org/r/558203
Change If47903f1: Escape labels in HTML output | gerrit.wikimedia Code ReviewThird Party Advisory
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