Cyber Resilience

CVE-2023-28485

MediumPublic PoC

Published: 26 June 2023

Published
26 June 2023
Modified
21 November 2024
KEV Added
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Patch
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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 0.0020 42.0th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-28485 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Wekan Project Wekan. Its CVSS base score is 5.4 (Medium).

Operationally, ranked at the 42.0th 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

A stored cross-site scripting (Stored XSS) vulnerability in file preview in WeKan before 6.75 allows remote authenticated users to inject arbitrary web script or HTML via names of file attachments. Any user can obtain the privilege to rename within their…

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own board (where they have BoardAdmin access), and renameAttachment does not block XSS payloads.

CWE(s)
CWE-79

Related Threats

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

Affected Assets

wekan project
wekan
≤ 6.75

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.

CA-8 Penetration Testing
addresses: CWE-79

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

SI-10 Information Input Validation
addresses: CWE-79

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

SI-15 Information Output Filtering
addresses: CWE-79

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

References