Cyber Resilience

CVE-2023-51252

MediumPublic PoC

Published: 10 January 2024

Published
10 January 2024
Modified
20 June 2025
KEV Added
Patch
CVSS Score v3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0016 37.4th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-51252 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Publiccms Publiccms. Its CVSS base score is 5.4 (Medium).

Operationally, ranked at the 37.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

PublicCMS 4.0 is vulnerable to Cross Site Scripting (XSS). Because files can be uploaded and online preview function is provided, pdf files and html files containing malicious code are uploaded, an XSS popup window is realized through online viewing.

CWE(s)

Related Threats

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

Affected Assets

publiccms
publiccms
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