CVE-2011-1580

CVE-2011-1580 is a low-severity vulnerability in Mediawiki with a CVSS 2.0 base score of 3.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Description

The transwiki import functionality in MediaWiki before 1.16.3 does not properly check privileges, which allows remote authenticated users to perform imports from any wgImportSources wiki via a crafted POST request.

Frequently asked questions

What is CVE-2011-1580?
The transwiki import functionality in MediaWiki before 1.16.3 does not properly check privileges, which allows remote authenticated users to perform imports from any wgImportSources wiki via a crafted POST request.
How severe is CVE-2011-1580?
CVE-2011-1580 has a CVSS 2.0 base score of 3.5, rated low severity.
Is CVE-2011-1580 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1580?
CVE-2011-1580 primarily affects Mediawiki. In total, 135 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-1580?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-1580 published?
CVE-2011-1580 was published on 2011-04-27 and last updated on 2026-06-16.

References

Affected products (135)

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