Vulnerability in Rails Activesupport

CVE-2023-38037

ActiveSupport::EncryptedFile writes contents that will be encrypted to a temporary file. The temporary file's permissions are defaulted to the user's current `umask` settings, meaning that it's possible for other users on the same syst…

EPSS: 0.001 (26.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:L/A:L.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-38037?
CVE-2023-38037 is a medium-severity vulnerability in Rails Activesupport. CVSS score: 5.5/10. Published 2025-01-09.
How severe is CVE-2023-38037?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2023-38037 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.