Cyber Resilience

CVE-2024-52794

Medium

Published: 19 December 2024

Published
19 December 2024
Modified
26 August 2025
KEV Added
Patch
CVSS Score v3.1 6.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:H/A:L
EPSS Score 0.0071 72.8th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-52794 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Discourse Discourse. Its CVSS base score is 6.8 (Medium).

Operationally, ranked in the top 27.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Discourse is an open source platform for community discussion. Users clicking on the lightbox thumbnails could be affected. This problem is patched in the latest version of Discourse. Users are advised to upgrade. There are no known workarounds for this…

more

vulnerability.

CWE(s)

Related Threats

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

Affected Assets

discourse
discourse
3.4.0 · ≤ 3.3.2 · ≤ 3.4.0

Mitigating Controls

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.

References