CVE-2026-46668
Received Received - Intake
Improper Cache Reuse in SpiceDB Due to Nested List Caveats

Publication date: 2026-06-10

Last updated on: 2026-06-10

Assigner: GitHub, Inc.

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.
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Meta Information
Published
2026-06-10
Last Modified
2026-06-10
Generated
2026-06-11
AI Q&A
2026-06-11
EPSS Evaluated
N/A
NVD
CVE-2026-46668
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
spicedb spicedb From 1.15.0 (inc) to 1.52.0 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-285 The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.
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Executive Summary

This vulnerability exists in SpiceDB, an open source database system used for managing security-critical application permissions. Specifically, in versions from 1.15.0 up to but not including 1.52.0, caveat structures that contain nested lists can cause improper cache reuse. This means that the system may incorrectly reuse cached data when processing these nested caveat structures, potentially leading to incorrect permission evaluations or security decisions. The issue has been fixed in version 1.52.0.

Impact Analysis

The improper cache reuse caused by this vulnerability can lead to incorrect permission checks within applications relying on SpiceDB. This may result in unauthorized access being granted or legitimate access being denied, potentially compromising the security of the application and its data.

Mitigation Strategies

To mitigate this vulnerability, you should upgrade SpiceDB to version 1.52.0 or later, where the issue with improper cache reuse in caveat structures with nested lists has been patched.

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