CVE-2022-30597

External Control of Assumed-Immutable Web Parameter in moodle

5.3 MediumFix available

A flaw was found in moodle where the description user field was not hidden when being set as a hidden user field.

Attack profile

How easy it is to exploit

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

What an attacker can affect

Confidentiality: Low
Integrity: None
Availability: None

Exploit likelihood

1.33%Up 0.4 points since May 19, 2022

What each source reports

NVD Score used 5.3

A flaw was found in moodle where the description user field was not hidden when being set as a hidden user field.

Record: CVE-2022-30597
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness: CWE-472
Updated: 2026-11-02

CVE List No score

A flaw was found in moodle where the description user field was not hidden when being set as a hidden user field.

Record: CVE-2022-30597
Weakness: CWE-472
Updated: 2026-11-02

EUVDEUVD-2022-5726 No score

A flaw was found in moodle where the description user field was not hidden when being set as a hidden user field.

Record: EUVD-2022-5726
Updated: 2026-11-03

GitHub AdvisoriesGHSA-x6gm-qqwp-76gr 5.3

External Control of Assumed-Immutable Web Parameter in moodle

A flaw was found in moodle where the description user field was not hidden when being set as a hidden user field.

Record: GHSA-x6gm-qqwp-76gr
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-472
Updated: 2026-11-02

OSVGHSA-x6gm-qqwp-76gr 5.3

External Control of Assumed-Immutable Web Parameter in moodle

A flaw was found in moodle where the description user field was not hidden when being set as a hidden user field.

Record: GHSA-x6gm-qqwp-76gr
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-472
Updated: 2026-11-02

OSVUBUNTU-CVE-2022-30597 5.3

A flaw was found in moodle where the description user field was not hidden when being set as a hidden user field.

Record: UBUNTU-CVE-2022-30597
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated: 2026-11-02

OSVBIT-moodle-2022-30597 No score

A flaw was found in moodle where the description user field was not hidden when being set as a hidden user field.

Record: BIT-moodle-2022-30597
Updated: 2026-11-02

OSV No score

A flaw was found in moodle where the description user field was not hidden when being set as a hidden user field.

Record: CVE-2022-30597
Weakness: CWE-472
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`moodle/moodle` Packagist	4.0 up to 4.0.1	4.0.1
`moodle/moodle` Packagist	3.11 up to 3.11.7	3.11.7
`moodle/moodle` Packagist	3.10 up to 3.10.11	3.10.11
`moodle/moodle` Packagist	3.9 up to 3.9.14	3.9.14
`moodle` Bitnami	3.9.0 up to 3.9.14, 3.10.0 up to 3.10.11, 3.11.0 up to 3.11.7, 4.0.0 up to 4.0.1	3.9.143.10.113.11.74.0.1
`moodle/moodle` Packagist	4.0 up to 4.0.1, plus listed versions v4.0.0v4.0.0-betav4.0.0-rc1v4.0.0-rc2v4.0.0-rc3v4.0.0-rc4	4.0.1
`moodle/moodle` Packagist	3.11 up to 3.11.7, plus listed versions v3.11.0v3.11.0-betav3.11.0-rc1v3.11.0-rc2v3.11.1 Show 5 moreShow less v3.11.2v3.11.3v3.11.4v3.11.5v3.11.6	3.11.7
`moodle/moodle` Packagist	3.10 up to 3.10.11, plus listed versions v3.10.0v3.10.0-betav3.10.0-rc1v3.10.0-rc2v3.10.1 Show 9 moreShow less v3.10.10v3.10.2v3.10.3v3.10.4v3.10.5v3.10.6v3.10.7v3.10.8v3.10.9	3.10.11
`moodle/moodle` Packagist	3.9 up to 3.9.14, plus listed versions v3.9.0v3.9.0-betav3.9.0-rc1v3.9.0-rc2v3.9.0-rc3 Show 13 moreShow less v3.9.1v3.9.10v3.9.11v3.9.12v3.9.13v3.9.2v3.9.3v3.9.4v3.9.5v3.9.6v3.9.7v3.9.8v3.9.9	3.9.14
`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 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2022-30597 is a medium vulnerability (CVSS 5.3) in Moodle, published May 18, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.33%, the 71st percentile. Fixed in moodle/moodle 4.0.1.

References

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