What is CVE-2026-40091?

CVE-2026-40091 is a medium-severity vulnerability in Authzed Spicedb, classified under Insertion of Sensitive Information into Log File. CVSS score: 6.0/10. Published 2026-04-14.

How severe is CVE-2026-40091?

Medium severity. CVSS v3 base score is 6.0 out of 10.

Information disclosure in Authzed Spicedb

CVE-2026-40091

SpiceDB is an open source database system for creating and managing security-critical application permissions. In versions 1.49.0 through 1.51.0, when SpiceDB starts with log level info, the startup "configuration" log will include the ful…

EPSS: 0.000 (4.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N.

Affected products

Authzed Spicedb — versions >= 1.49.0, < 1.51.1

Weakness classification (CWE)

CWE-532 — Insertion of Sensitive Information into Log File

References

https://github.com/authzed/spicedb/security/advisories/GHSA-jf4f-rr2c-9m58 (x_refsource_CONFIRM)
https://github.com/authzed/spicedb/releases/tag/v1.51.1 (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-40091?: CVE-2026-40091 is a medium-severity vulnerability in Authzed Spicedb, classified under Insertion of Sensitive Information into Log File. CVSS score: 6.0/10. Published 2026-04-14.
How severe is CVE-2026-40091?: Medium severity. CVSS v3 base score is 6.0 out of 10.