CVE-2022-30596

Cross-site Scripting in moodle

5.4 MediumFix available

A flaw was found in moodle where ID numbers displayed when bulk allocating markers to assignments required additional sanitizing to prevent a stored XSS risk.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: None

Exploit likelihood

0.91%Unchanged since May 19, 2022

What each source reports

NVD Score used 5.4

A flaw was found in moodle where ID numbers displayed when bulk allocating markers to assignments required additional sanitizing to prevent a stored XSS risk.

Record: CVE-2022-30596
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS 2.0: 3.5 LowAV:N/AC:M/Au:S/C:N/I:P/A:N
Weakness: CWE-79
Updated: 2026-11-02

CVE List No score

A flaw was found in moodle where ID numbers displayed when bulk allocating markers to assignments required additional sanitizing to prevent a stored XSS risk.

Record: CVE-2022-30596
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2022-5645 No score

A flaw was found in moodle where ID numbers displayed when bulk allocating markers to assignments required additional sanitizing to prevent a stored XSS risk.

Record: EUVD-2022-5645
Updated: 2026-11-03

GitHub AdvisoriesGHSA-wvh5-78h5-gmgr 5.4

Cross-site Scripting in moodle

A flaw was found in moodle where ID numbers displayed when bulk allocating markers to assignments required additional sanitizing to prevent a stored XSS risk.

Record: GHSA-wvh5-78h5-gmgr
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSVGHSA-wvh5-78h5-gmgr 5.4

Cross-site Scripting in moodle

A flaw was found in moodle where ID numbers displayed when bulk allocating markers to assignments required additional sanitizing to prevent a stored XSS risk.

Record: GHSA-wvh5-78h5-gmgr
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSVUBUNTU-CVE-2022-30596 5.4

A flaw was found in moodle where ID numbers displayed when bulk allocating markers to assignments required additional sanitizing to prevent a stored XSS risk.

Record: UBUNTU-CVE-2022-30596
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Updated: 2026-11-02

OSVBIT-moodle-2022-30596 No score

A flaw was found in moodle where ID numbers displayed when bulk allocating markers to assignments required additional sanitizing to prevent a stored XSS risk.

Record: BIT-moodle-2022-30596
Updated: 2026-11-02

OSV No score

A flaw was found in moodle where ID numbers displayed when bulk allocating markers to assignments required additional sanitizing to prevent a stored XSS risk.

Record: CVE-2022-30596
Weakness: CWE-79
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-2022-30596 is a medium vulnerability (CVSS 5.4) in Moodle, published May 18, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.91%, the 60th percentile. Fixed in moodle/moodle 4.0.1.

References

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