CVE-2019-19329

Public Exploit

Description

In Wikibase Wikidata Query Service GUI before 0.3.6-SNAPSHOT 2019-11-07, when mathematical expressions in results are displayed directly, arbitrary JavaScript execution can occur, aka XSS. This was addressed by introducing MathJax as a new mathematics rendering engine. NOTE: this GUI code is no longer bundled with the Wikibase Wikidata Query Service snapshots, such as 0.3.6-SNAPSHOT.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.41%
Vendor Advisory wikimedia.org Vendor Advisory wikimedia.org Vendor Advisory wikimedia.org Vendor Advisory wikimedia.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://phabricator.wikimedia.org/T233213 issue tracking exploit vendor advisory
https://gerrit.wikimedia.org/r/#/c/wikidata/query/gui/+/549457/ patch vendor advisory
https://lists.wikimedia.org/pipermail/wikidata-tech/2019-November/001492.html vendor advisory
https://gerrit.wikimedia.org/g/wikidata/query/gui/+/d9f964b88c01748e278ca8c4b8929a8ef0ef0267 mailing list patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-19329?
CVE-2019-19329 has been scored as a medium severity vulnerability.
How to fix CVE-2019-19329?
To fix CVE-2019-19329, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-19329 being actively exploited in the wild?
It is possible that CVE-2019-19329 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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