Bug 2036089 (CVE-2021-45474) - CVE-2021-45474 mediawiki: XSS in Special:ImportFile URL
Summary: CVE-2021-45474 mediawiki: XSS in Special:ImportFile URL
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2021-45474
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2036090
Blocks: 2036091
TreeView+ depends on / blocked
 
Reported: 2021-12-29 17:12 UTC by Guilherme de Almeida Suckevicz
Modified: 2022-01-07 17:51 UTC (History)
11 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in mediawiki through 1.37. The Special:ImportFile URI (aka FileImporter) allows XSS, shown by the clientUrl parameter.
Clone Of:
Environment:
Last Closed: 2022-01-07 17:11:28 UTC
Embargoed:

Attachments (Terms of Use)

Description Guilherme de Almeida Suckevicz 2021-12-29 17:12:43 UTC 
In MediaWiki through 1.37, the Special:ImportFile URI (aka FileImporter) allows XSS, as demonstrated by the clientUrl parameter.

Reference:
https://phabricator.wikimedia.org/T296605

Upstream patch:
https://gerrit.wikimedia.org/r/q/Id1c8910aeac5b452fbabeddab70360765518223e
Comment 1 Guilherme de Almeida Suckevicz 2021-12-29 17:13:02 UTC 
Created mediawiki tracking bugs for this issue:

Affects: fedora-all [bug 2036090]
Comment 2 Product Security DevOps Team 2022-01-07 17:11:26 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2021-45474
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