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Fencer Vulns
low 2.6

CVE-2022-3969 json

OpenKM FileUtils.java getFileExtension temp file

published 2022-11-13 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-43301

cvss
2.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 46%
public exploits
0
none known

Summary

A vulnerability was found in OpenKM up to 6.3.11 and classified as problematic. Affected by this issue is the function getFileExtension of the file src/main/java/com/openkm/util/FileUtils.java. The manipulation leads to insecure temporary file. Upgrading to version 6.3.12 is able to address this issue. The name of the patch is c069e4d73ab8864345c25119d8459495f45453e1. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-213548.

Patch / fix

  • openkm openkm 6.3.12

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
18 mo ago

Exploit prediction

0.55% chance of exploitation in the next 30 days, higher than 46% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/openkm/document-management-system/pull/332 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 2.6 CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

  • unspecified OpenKM

Classification

Weakness
  • CWE-377 DEPRECATED: Insecure Temporary File

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.