What’s Vulnerable › Vulnerabilities

CVE-2013-4572

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-02-06 · updated 2026-06-16
• Weakness: CWE-384

Description

The CentralNotice extension for MediaWiki before 1.19.9, 1.20.x before 1.20.8, and 1.21.x before 1.21.3 sets the Cache-Control header to cache session cookies when a user is autocreated, which allows remote attackers to authenticate as the created user.

Affected products

• Fedoraproject Fedora: 18, 19
• Wikimedia Foundation MediaWiki: before 1.19.9; from 1.20 before 1.20.8; from 1.21 before 1.21.3 — fixed in 1.19.9, 1.20.8, 1.21.3

How to fix

Upgrade to a fixed version: Wikimedia Foundation MediaWiki 1.19.9, 1.20.8, 1.21.3. Check the vendor advisory for mitigations.

References

• http://lists.fedoraproject.org/pipermail/package-announce/2013-December/122998.html
• http://lists.fedoraproject.org/pipermail/package-announce/2013-December/123011.html
• http://lists.wikimedia.org/pipermail/mediawiki-announce/2013-November/000135.html
• https://bugzilla.wikimedia.org/show_bug.cgi?id=53032
• http://lists.fedoraproject.org/pipermail/package-announce/2013-December/122998.html
• http://lists.fedoraproject.org/pipermail/package-announce/2013-December/123011.html
• http://lists.wikimedia.org/pipermail/mediawiki-announce/2013-November/000135.html
• https://bugzilla.wikimedia.org/show_bug.cgi?id=53032

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