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CVE-2014-3545· NVD / CVE Program· CNA redhat

Moodle through 2.3.11, 2.4.x before 2.4.11, 2.5.x before 2.5.7, 2.6.x before 2.6.4, and 2.7.x before 2.7.1 allows remote authenticated users

Moodle through 2.3.11, 2.4.x before 2.4.11, 2.5.x before 2.5.7, 2.6.x before 2.6.4, and 2.7.x before 2.7.1 allows remote authenticated users to execute arbitrary code via a calculated question in a quiz.

MediumCVSS 6.0 · v2.0—No exploit Fix available

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Published
Jul 29, 2014
Updated
Jun 16, 2026
EPSS
1.7% · 77th percentile
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Report tools

JSON

Action score

25

Monitor

Low priority for now.

CVSS
24 / 40 · 6.0 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 1.7%

Affected systems

VendorProduct
moodlemoodle

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • moodle moodleup to 2.3.11 inclusive
  • moodle moodle2.3.0
  • moodle moodle2.3.1
  • moodle moodle2.3.10
  • moodle moodle2.3.2
  • moodle moodle2.3.3
  • moodle moodle2.3.4
  • moodle moodle2.3.5
  • moodle moodle2.3.6
  • moodle moodle2.3.7
  • moodle moodle2.3.8
  • moodle moodle2.3.9
  • moodle moodle2.4.0
  • moodle moodle2.4.1
  • moodle moodle2.4.10
  • moodle moodle2.4.2
  • moodle moodle2.4.3
  • moodle moodle2.4.4
  • moodle moodle2.4.5
  • moodle moodle2.4.6

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
Packagistmoodle/moodlefrom 2.4.0 · before 2.4.112.4.11
Packagistmoodle/moodlefrom 2.5.0 · before 2.5.72.5.7
Packagistmoodle/moodlefrom 2.6.0 · before 2.6.42.6.4
Packagistmoodle/moodlefrom 2.7.0 · before 2.7.12.7.1

Same product

moodle: all records

Other highest-scoring records for the same primary product.

  • CVE-2024-43425Moodle: remote code execution via calculated question types
    58Plan
  • CVE-2021-36393In Moodle, an SQL injection risk was identified in the library fetching a user's recent courses.
    55Plan
  • CVE-2022-0332A flaw was found in Moodle in versions 3.11 to 3.11.4.
    52Plan
  • CVE-2022-35650The vulnerability was found in Moodle, occurs due to input validation error when importing lesson questions.
    45Plan
  • CVE-2018-1133An issue was discovered in Moodle 3.x.
    45Plan
  • CVE-2021-21809A command execution vulnerability exists in the default legacy spellchecker plugin in Moodle 3.10.
    43Plan

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
Packagist:moodle/moodle2.4.11Package registry (OSV)
Packagist:moodle/moodle2.5.7Package registry (OSV)
Packagist:moodle/moodle2.6.4Package registry (OSV)
Packagist:moodle/moodle2.7.1Package registry (OSV)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

    If successful

    Confidentiality
    P · data can be read
    Integrity
    P · data or configuration can be modified
    Availability
    P · the service can be disrupted
    Attack complexity
    M
    Confidentiality impact
    P
    Integrity impact
    P
    Availability impact
    P

    Weakness class (CWE)

    CWE-94 · Improper Control of Generation of Code ('Code Injection')

    CVSS vector

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

    nvd-primary

    Attack context

    MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

    Change log

    1. Fix✗ → ✓

    For records you follow, these changes also arrive as notifications. →

    References

    Vendor advisories and official records. Exploit/PoC links are deliberately left out.

    All records