Cyber Resilience

CVE-2024-23387

Medium

Published: 19 January 2024

Published
19 January 2024
Modified
30 May 2025
KEV Added
Patch
CVSS Score v3.1 4.8 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0010 27.4th percentile
Risk Priority 10 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-23387 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Fusionpbx Fusionpbx. Its CVSS base score is 4.8 (Medium).

Operationally, ranked at the 27.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

FusionPBX prior to 5.1.0 contains a cross-site scripting vulnerability. If this vulnerability is exploited by a remote authenticated attacker with an administrative privilege, an arbitrary script may be executed on the web browser of the user who is logging in…

more

to the product.

CWE(s)

Related Threats

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

Affected Assets

fusionpbx
fusionpbx
≤ 5.1.0

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