CVE-2024-38274

Medium

Published: 18 June 2024

Published

18 June 2024

Modified

07 August 2025

KEV Added

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Patch

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CVSS Score v3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Score 0.0099 77.4th percentile

Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-38274 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Moodle Moodle. Its CVSS base score is 6.1 (Medium).

Operationally, ranked in the top 22.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Insufficient escaping of calendar event titles resulted in a stored XSS risk in the event deletion prompt.

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

moodle

4.4.0 · 4.1.0 — 4.1.11 · 4.2.0 — 4.2.8 · 4.3.0 — 4.3.5

fedoraproject

fedora

39, 40

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.