CVE-2022-46934
Published: 01 February 2023
Summary
CVE-2022-46934 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Keking Kkfileview. Its CVSS base score is 6.1 (Medium).
Operationally, ranked in the top 6.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
kkFileView version 4.1.0 contains a reflected cross-site scripting vulnerability in the url parameter processed by OnlinePreviewController.java. The flaw is tracked as CWE-79 and carries a CVSS 3.1 score of 6.1 reflecting network attack vector, low complexity, no required privileges, and required user interaction with changed scope.
An unauthenticated remote attacker can supply a crafted URL that causes arbitrary script to execute in the browser of any user who accesses the online preview feature. Successful exploitation yields limited impact on confidentiality and integrity while leaving availability unaffected.
The issue is referenced in public GitHub issue reports for the kkFileView project. The associated EPSS score reached a peak of 0.1287 in December 2025 before receding to its current value of 0.0990.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-49713
Vulnerability details
kkFileView v4.1.0 was discovered to contain a cross-site scripting (XSS) vulnerability via the url parameter at /controller/OnlinePreviewController.java.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
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.
Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.
Validates web inputs to reject script-related content that could produce XSS.
Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.