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CVE-2011-4301

The MoodleQuickForm class in the Forms Library in lib/formslib.php in Moodle 1.9.x before 1.9.14, 2.0.x before 2.0.5, and 2.1.x before…

Medium5.0EPSS 2.1%
Published
Updated
Reserved
Assigned by
redhat

Description

The MoodleQuickForm class in the Forms Library in lib/formslib.php in Moodle 1.9.x before 1.9.14, 2.0.x before 2.0.5, and 2.1.x before 2.1.2 does not recognize Forms API setConstant operations, which allows remote attackers to submit unexpected form content by modifying the values of constant fields.

Timeline

  1. ID reserved

    By redhat

  2. · 8 months later

    Published

  3. · 12 years later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2011-4301, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified2.0Medium5.0AV:N/AC:L/Au:N/C:N/I:P/A:N
EPSS (exploitation in 30 days)
2.1% · top 18% of all CVEs (8 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.

Weakness

  • n/a

Affected products

  • n/a

    • affected n/a

Affected packages

From reviewed advisories of the GitHub Advisory Database.

References (3)

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

CVE-2011-4301 badge
[![CVE-2011-4301](https://cveledger.app/badge/CVE-2011-4301.svg)](https://cveledger.app/cve/CVE-2011-4301)

Record last updated .