CVE-2025-3644

Moodle: ajax section delete does not respect course_can_delete_section()

4.3 MediumFix available

A flaw was found in Moodle. Additional checks were required to prevent users from deleting course sections they did not have permission to modify.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: Low
Availability: None

Exploit likelihood

0.33%Up 0.3 points since Apr 26, 2025

What each source reports

CVE List Score used 4.3

Moodle: ajax section delete does not respect course_can_delete_section()

A flaw was found in Moodle. Additional checks were required to prevent users from deleting course sections they did not have permission to modify.

Record: CVE-2025-3644
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness: CWE-863
Updated: 2026-11-02

EUVDEUVD-2025-12517 4.3

A flaw was found in Moodle. Additional checks were required to prevent users from deleting course sections they did not have permission to modify.

Record: EUVD-2025-12517
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-cpm7-mv33-jwf8 4.3

Moodle's AJAX section delete does not respect course_can_delete_section()

A flaw was found in Moodle. Additional checks were required to prevent users from deleting course sections they did not have permission to modify.

Record: GHSA-cpm7-mv33-jwf8
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness: CWE-863
Updated: 2026-11-02

NVD 4.3

A flaw was found in Moodle. Additional checks were required to prevent users from deleting course sections they did not have permission to modify.

Record: CVE-2025-3644
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness: CWE-863
Updated: 2026-11-02

OSV 4.3

Moodle: ajax section delete does not respect course_can_delete_section()

A flaw was found in Moodle. Additional checks were required to prevent users from deleting course sections they did not have permission to modify.

Record: CVE-2025-3644
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness: CWE-863
Updated: 2026-11-02

OSVGHSA-cpm7-mv33-jwf8 4.3

Moodle's AJAX section delete does not respect course_can_delete_section()

A flaw was found in Moodle. Additional checks were required to prevent users from deleting course sections they did not have permission to modify.

Record: GHSA-cpm7-mv33-jwf8
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness: CWE-863
Updated: 2026-11-02

OSVUBUNTU-CVE-2025-3644 4.3

A flaw was found in Moodle. Additional checks were required to prevent users from deleting course sections they did not have permission to modify.

Record: UBUNTU-CVE-2025-3644
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Updated: 2026-11-02

OSVBIT-moodle-2025-3644 No score

Moodle: ajax section delete does not respect course_can_delete_section()

A flaw was found in Moodle. Additional checks were required to prevent users from deleting course sections they did not have permission to modify.

Record: BIT-moodle-2025-3644
Updated: 2026-11-02

Affected products

moodle

Affected packages

Affected packages
Package	Affected	Fixed
`moodle/moodle` Packagist	before 4.1.18	4.1.18
`moodle/moodle` Packagist	4.3.0-beta up to 4.3.12	4.3.12
`moodle/moodle` Packagist	4.4.0-beta up to 4.4.8	4.4.8
`moodle/moodle` Packagist	4.5.0-beta up to 4.5.4	4.5.4
`moodle` Bitnami	before 4.1.18, 4.3.0 up to 4.3.12, 4.4.0 up to 4.4.8, 4.5.0 up to 4.5.4	4.1.184.3.124.4.84.5.4
`moodle/moodle` Packagist	before 4.1.18, plus listed versions v2.3.10v2.3.11v2.3.4v2.3.5v2.3.6 Show 45 moreShow less v2.3.7v2.3.8v2.3.9v2.4.0v2.4.0-rc1v2.4.1v2.4.10v2.4.11v2.4.2v2.4.3v2.4.4v2.4.5v2.4.6v2.4.7v2.4.8v2.4.9v2.5.0v2.5.0-betav2.5.0-rc1v2.5.1v2.5.2v2.5.3v2.5.4v2.5.5v2.5.6v2.5.7v2.5.8v2.5.9v2.6.0v2.6.0-betav2.6.0-rc1v2.6.1v2.6.10v2.6.11v2.6.2v2.6.3v2.6.4v2.6.5v2.6.6v2.6.7v2.6.8v2.6.9v2.7.0v2.7.0-betav2.7.0-rc1	4.1.18
`moodle/moodle` Packagist	4.3.0-beta up to 4.3.12, plus listed versions v4.3.0v4.3.0-betav4.3.0-rc1v4.3.0-rc2v4.3.1 Show 10 moreShow less v4.3.10v4.3.11v4.3.2v4.3.3v4.3.4v4.3.5v4.3.6v4.3.7v4.3.8v4.3.9	4.3.12
`moodle/moodle` Packagist	4.4.0-beta up to 4.4.8, plus listed versions v4.4.0v4.4.0-betav4.4.0-rc1v4.4.0-rc2v4.4.1 Show 6 moreShow less v4.4.2v4.4.3v4.4.4v4.4.5v4.4.6v4.4.7	4.4.8
`moodle/moodle` Packagist	4.5.0-beta up to 4.5.4, plus listed versions v4.5.0v4.5.0-betav4.5.0-rc1v4.5.0-rc2v4.5.1v4.5.2v4.5.3	4.5.4
`moodle` Ubuntu:Pro:16.04:LTS	All versions, plus listed versions 2.7.9+dfsg-12.7.10+dfsg-12.7.11+dfsg-12.7.11+dfsg-22.7.12+dfsg-13.0.3+dfsg-0ubuntu13.0.3+dfsg-0ubuntu1+esm1	None known
`moodle` Ubuntu:Pro:18.04:LTS	All versions, plus listed versions 3.0.3+dfsg-0ubuntu13.0.3+dfsg-0ubuntu1+esm1	None known

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-3644 is a medium vulnerability (CVSS 4.3) in Moodle, published April 25, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.33%, the 26th percentile. Fixed in moodle/moodle 4.1.18.

References

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This page doesn't list everything

Left out here: 300 versions. The JSON record has them.