CVE-2026-59308

Medium

Open

TLP:CLEAR

Semantic Cache Cross-Tenant Isolation Bypass via SHA-256 Truncation

NVD CVE.org

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Description

In Spring AI's Semantic Cache support, the context hash used to isolate cached responses between different system prompts could allow cached responses to be shared across unrelated contexts. Affected versions: Spring AI: 2.0.0

Details

CVSS Score: 4.2
CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Confidence: 90%
Published: Aug 21, 2026
Last Modified: Aug 21, 2026

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