Vulnerability · Published Jun 10, 2026 · Assigned by GitHub_M

CVE-2026-46668SpiceDB: Caveat structures with nested lists can result in improper cache reuse

Low 2.3

In plain English

A low-severity security flaw in spicedb from authzed. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 4.0)2.3Low
Exploit odds (30 days)0.3%top 79.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

SpiceDB is an open source database system for creating and managing security-critical application permissions. From version 1.15.0 to before version 1.52.0, caveat structures with nested lists can result in improper cache reuse. This issue has been patched in version 1.52.0.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Gogithub.com/authzed/spicedb1.52.0GHSA-mqcf-gqvg-rmhm
Gogithub.com/authzed/spicedb1.52.0GO-2026-5514

Affected products (as reported)

VendorProductVersions
authzed spicedb >= 1.15.0, < 1.52.0

Weakness: CWE-285 · Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

References