CVE-2012-4400: n/a vulnerability

CVE-2012-4400: repository/repository_ajax.php in Moodle 2.2.x before 2.2.5 and 2.3.x before 2.3.2 allows remote authentica...

repository/repository_ajax.php in Moodle 2.2.x before 2.2.5 and 2.3.x before 2.3.2 allows remote authenticated users to bypass intended upload-size restrictions via a -1 value in the maxbytes field.

UnknownCVSS not scoredNot KEV-listedUpdatedSep 16, 2024, 23:31 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2012-4400 affects older Moodle 2.2 and 2.3 releases. An authenticated user could bypass configured upload-size limits by manipulating an upload-related field. The main business risk is loss of control over storage limits, potentially causing unexpected storage consumption or policy violations in learning environments. Exposure is limited to Moodle instances running 2.2.x before 2.2.5 or 2.3.x before 2.3.2, where users can authenticate and access upload functionality. Prioritize remediation for internet-facing or widely used Moodle sites still on affected legacy versions. This is not evidenced as actively exploited, but it weakens administrative control over uploads and may create operational storage risk. Mitigation focus: Upgrade Moodle 2.2.x systems to 2.2.5 or later.; Upgrade Moodle 2.3.x systems to 2.3.2 or later.; Review Moodle vendor guidance and MDL-30792 references for official remediation details..

Prepared: Jun 27, 2026, 19:20 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Sep 19, 2012, 10:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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0CVSS vectors

0Timeline events

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1Source links

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Source materials

CVE List V5 sourceCVE List V5

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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