What is CVE-2023-51390?

CVE-2023-51390 is a medium-severity vulnerability in Aiven Journalpump, classified under Insertion of Sensitive Information Into Debugging Code. CVSS score: 6.5/10. Published 2023-12-21.

How severe is CVE-2023-51390?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Aiven Journalpump

CVE-2023-51390

journalpump is a daemon that takes log messages from journald and pumps them to a given output. A logging vulnerability was found in journalpump which logs out the configuration of a service integration in plaintext to the supplied logging pipeline, including credential information contained in the configuration if any. The problem has been patched in journalpump 2.5.0.

Published 2023-12-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (18.9th percentile), scored 2026-10-21.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 18.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Aiven Journalpump
Aiven-Open Journalpump — versions < 2.5.0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-51390?: CVE-2023-51390 is a medium-severity vulnerability in Aiven Journalpump, classified under Insertion of Sensitive Information Into Debugging Code. CVSS score: 6.5/10. Published 2023-12-21.
How severe is CVE-2023-51390?: Medium severity. CVSS v3 base score is 6.5 out of 10.