CVE-2026-59308CWE-668

CVE-2026-59308

Medium · published August 21, 2026

CVSS v3.1
4.2
EPSS
0%
Percentile
12.3
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
4.2 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00224 · 12.3th percentile
Weakness
CWE-668 · Exposure of Resource to Wrong Sphere
Published
2026-08-21T16:16Z
Affected products (1)
ProductVersionsFixed in
vmware/spring_ai≥ 2.0.0, < 2.0.12.0.1
References (1)
https://spring.io/security/cve-2026-59308 · [email protected]
EPSS history
Timeline
  • 21 AUG 12:07Z
    Semantic Cache Cross-Tenant Isolation Bypass via SHA-256 Truncation
    cvelistv5