CVE-2012-1582

Home/CVE/Cross-site scripting (XSS) vulnerability in the wikitext parser in MediaWiki 1.17.x before 1.17.3 and 1.18.x before 1.18

CVE

Cross-site scripting (XSS) vulnerability in the wikitext parser in MediaWiki 1.17.x before 1.17.3 and 1.18.x before 1.18

Cross-site scripting (XSS) vulnerability in the wikitext parser in MediaWiki 1.17.x before 1.17.3 and 1.18.x before 1.18.2 allows remote attackers to inject arbitrary web script or HTML via a crafted page with "forged strip item markers," as demonstrated using the CharInsert extension.

MEDIUM · CVSS 4.3 EPSS 0.00642

Monitor

No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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Affected Products & Versions

mediawikiall versions

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Scoring & Timeline

4.3

MEDIUM · CVSS v2 (legacy) · secalert@redhat.com

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:N/AC:M/Au:N/C:N/I:P/A:N

Published to NVD09 Sep 2012 · 09:55 PM

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://lists.wikimedia.org/pipermail/mediawiki-announce/2012-March/000109.htmlVendor Advisory

http://lists.wikimedia.org/pipermail/mediawiki-announce/2012-March/000110.htmlVendor Advisory

http://osvdb.org/80363

http://secunia.com/advisories/48504Vendor Advisory

http://www.openwall.com/lists/oss-security/2012/03/22/9

http://www.openwall.com/lists/oss-security/2012/03/24/1

Show all 9 references

http://www.securityfocus.com/bid/52689

https://bugzilla.wikimedia.org/show_bug.cgi?id=35315

https://exchange.xforce.ibmcloud.com/vulnerabilities/74288

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