CVE-2022-40359
Published: 23 September 2022
Summary
CVE-2022-40359 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Kfm Project Kfm. Its CVSS base score is 6.1 (Medium).
Operationally, ranked in the top 7.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
CVE-2022-40359 is a cross-site scripting vulnerability affecting the kfm file manager through version 1.4.7. The flaw resides in the handling of crafted GET requests to /kfm/index.php and is tracked under CWE-79 with a CVSS 3.1 score of 6.1.
An unauthenticated remote attacker can exploit the issue by supplying a malicious link or request that is rendered in a victim's browser. Successful exploitation allows the attacker to execute arbitrary script in the context of the affected application, resulting in limited impacts to confidentiality and integrity while requiring user interaction to trigger.
The EPSS score for this CVE reached a peak of 0.1297 on 2026-02-25 before receding to its current value of 0.0924, indicating a modest and temporary increase in observed exploitation interest after disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-43650
Vulnerability details
Cross site scripting (XSS) vulnerability in kfm through 1.4.7 via crafted GET request to /kfm/index.php.
- 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.