CVE-2026-55866
SpiceDB: Checks involving relations with caveats can result in unconditional permission when conditional permission is expected in github.com/authzed/spicedb
3.7
LOW
CVSS 3.1
Description
SpiceDB: Checks involving relations with caveats can result in unconditional permission when conditional permission is expected in github.com/authzed/spicedb
How to fix CVE-2026-55866
To remediate CVE-2026-55866, upgrade the affected package to a fixed version below.
- Go/github.com/authzed/spicedb—upgrade to 1.54.0 or later
- Go/github.com/authzed/spicedb—upgrade to 1.54.0 or later
Is CVE-2026-55866 being exploited?
No exploitation signal available. Neither CISA KEV nor a current EPSS score has been published for CVE-2026-55866.
Affected packages (2)
- >= 1.34.0, < 1.54.0
- >= 1.34.0, < 1.54.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | LOW3.7 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N |