CVE-2022-30596

5.4 MEDIUM 0.9% exploit odds Fix listed

What it is

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.

At a glance

Exploitability: Can be exploited over the network with a low-privilege account, but needs a user to act. Limited direct impact.
Exploit odds: 0.9% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2022-05-18 17:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 04:43 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.9% in the next 30 days (EPSS).
Severity: 5.4 MEDIUM (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2022-05-18 17:15 UTC
Last modified: 2026-06-17 04:43 UTC
Exploit probability: 0.9% · EPSS, next 30 days
Weakness: CWE-79 · Cross-site scripting
Record status: Modified

Affected

Moodle < 3.9.14
Moodle < 3.10.11
Moodle < 3.11.7
Moodle 4.0.0
Redhat Enterprise Linux 8.0
Fedoraproject Fedora 34
Fedoraproject Fedora 35
Fedoraproject Fedora 36

Attack profile CVSS 3.1 · 5.4

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: Required
Scope: Changed
Confidentiality: Low
Integrity: Low
Availability: None

Raw vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2022-30596.md and follow it. Check whether this project is affected by CVE-2022-30596. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record