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Fencer Vulns
high 7.5

CVE-2022-43140 json

kkFileView v4.1.0 was discovered to contain a Server-Side Request Forgery (SSRF) via the component cn.keking.web.controller.OnlinePreviewCo…

published 2022-11-17 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-46186

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
2.1%
EPSS 2.1% chance of exploitation in 30 days, percentile 81%
public exploits
0
none known, plus a Nuclei check

Summary

kkFileView v4.1.0 was discovered to contain a Server-Side Request Forgery (SSRF) via the component cn.keking.web.controller.OnlinePreviewController#getCorsFile. This vulnerability allows attackers to force the application to make arbitrary requests via injection of crafted URLs into the url parameter.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
partial
Assessed
18 mo ago

Exploit prediction

2.12% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template kkFileView 4.1.0 - Server-Side Request Forgery nuclei detection template
  • github.com https://github.com/kekingcn/kkFileView/issues/392 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Classification

Weakness
  • CWE-918 Server-Side Request Forgery

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.