CVE-2019-19910 - The MinervaNeue Skin in MediaWiki from 2019-11-05 to 2019-12-13 (1.35 and/or 1.34) mishandles certain HTML attributes, as demonstrated by IMG onmouseover= (impact is XSS) and IMG src=http (impact is disclosing the client's IP address)

Back Back to CVE browser

MEDIUM

The MinervaNeue Skin in MediaWiki from 2019-11-05 to 2019-12-13 (1.35 and/or 1.34) mishandles certain HTML attributes, as demonstrated by IMG onmouseover= (impact is XSS) and IMG src=http (impact is disclosing the client's IP address)

Published Dec 19, 2019

6.1

MEDIUM

CVSS 3.1

EPSS 0.66%

Description

The MinervaNeue Skin in MediaWiki from 2019-11-05 to 2019-12-13 (1.35 and/or 1.34) mishandles certain HTML attributes, as demonstrated by IMG onmouseover= (impact is XSS) and IMG src=http (impact is disclosing the client's IP address). This can occur within a talk page topical header that is viewed within a mobile (MobileFrontend) context.

Affected products

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-79

Cross-site Scripting (XSS)

References (2)

https://gerrit.wikimedia.org/r/q/Ida471291f1698387a26736931ab17e6899e05b51
x_refsource_MISCPatchVendor Advisory
https://phabricator.wikimedia.org/T240487
x_refsource_MISCThird Party Advisory

Link	Providers	Tags
https://gerrit.wikimedia.org/r/q/Ida471291f1698387a26736931ab17e6899e05b51		x_refsource_MISCPatchVendor Advisory
https://phabricator.wikimedia.org/T240487		x_refsource_MISCThird Party Advisory