CVE-2026-59308 Semantic Cache Cross-Tenant Isolation Bypass via SHA-256 Truncation

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...

CVE-2026-59308 Semantic Cache Cross-Tenant Isolation Bypass via SHA-256 Truncation

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...

CVE-2026-59308 Semantic Cache Cross-Tenant Isolation Bypass via SHA-256 Truncation

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...

CVE-2026-59279 Unbounded persistent session allocation via repeated initialize requests

The MCP Streamable HTTP server transport WebFlux and WebMvc variants does not place any limit on the number of sessions it retains, and by default does not require clients to be authenticated. As a result, a remote attacker can cause the server to accumulate an unbounded number of sessions over...

CVE-2026-59279

Spring AI 2.0.0 is affected by a Denial of Service vulnerability in the MCP Streamable HTTP server transport (both WebFlux and WebMvc variants). The transport does not impose any limit on the number of sessions it retains and, by default, does not require client authentication. A remote unauthent...

CVE-2026-59279 Unbounded persistent session allocation via repeated initialize requests

The MCP Streamable HTTP server transport WebFlux and WebMvc variants does not place any limit on the number of sessions it retains, and by default does not require clients to be authenticated. As a result, a remote attacker can cause the server to accumulate an unbounded number of sessions over...

CVE-2026-59279

The MCP Streamable HTTP server transport WebFlux and WebMvc variants does not place any limit on the number of sessions it retains, and by default does not require clients to be authenticated. As a result, a remote attacker can cause the server to accumulate an unbounded number of sessions over...

CVE-2026-59279 Unbounded persistent session allocation via repeated initialize requests

The MCP Streamable HTTP server transport WebFlux and WebMvc variants does not place any limit on the number of sessions it retains, and by default does not require clients to be authenticated. As a result, a remote attacker can cause the server to accumulate an unbounded number of sessions over...

EUVD-2026-63931

The MCP Streamable HTTP server transport WebFlux and WebMvc variants does not place any limit on the number of sessions it retains, and by default does not require clients to be authenticated. As a result, a remote attacker can cause the server to accumulate an unbounded number of sessions over...

PT-2026-79377

Name of the Vulnerable Software and Affected Versions Spring AI version 2.0.0 Spring AI versions 1.1.0 through 1.1.8 Spring AI versions 1.0.0 through 1.0.9 Description In the tool calling support, the per-request tool list is advertised to the model as a boundary but is not fully enforced during...

CVE-2026-59308: Exposure of Resource to Wrong Sphere

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...

CVE-2026-59318: Incorrect Authorization

In Spring AI's tool calling support, the per-request tool list is advertised to the model as a boundary but is not fully enforced when a tool call is dispatched. Under certain conditions, a tool that was not made available to the current request could be invoked, potentially leading to privilege...

CVE-2026-59279: Allocation of Resources Without Limits or Throttling

The MCP Streamable HTTP server transport WebFlux and WebMvc variants does not place any limit on the number of sessions it retains, and by default does not require clients to be authenticated. As a result, a remote attacker can cause the server to accumulate an unbounded number of sessions over...

PT-2026-79376

Name of the Vulnerable Software and Affected Versions Spring AI version 2.0.0 Description In the Semantic Cache support of Spring AI, the context hash used to isolate cached responses between different system prompts may allow cached responses to be shared across unrelated contexts. Recommendatio...

PT-2026-79375

Name of the Vulnerable Software and Affected Versions Spring AI version 2.0.0 Description The MCP Streamable HTTP server transport, specifically the WebFlux and WebMvc variants, fails to limit the number of retained sessions and does not require client authentication by default. This allows a...

Uncontrolled Recursion

Overview org.springframework.ai:spring-ai-pdf-document-reader is a Spring AI PDF document reader Affected versions of this package are vulnerable to Uncontrolled Recursion in an ingestion thread. An attacker can cause a denial of service by submitting a PDF with a deeply nested or cyclic table of...

Insecure Temporary File

Overview Affected versions of this package are vulnerable to Insecure Temporary File via the predictable cache directory location. An attacker can substitute a malicious ONNX model file by pre-creating the deterministic cache path on a multi-user host. Remediation Upgrade...

org.springframework.ai:spring-ai-starter-model-chat-memory-repository-redis (2.0.0) potentially affected by CVE-2026-59319 via org.springframework.ai:spring-ai-model-chat-memory-repository-redis (2.0.0)

org.springframework.ai:spring-ai-model-chat-memory-repository-redis MAVEN version 2.0.0 is affected by a known vulnerability. The following packages have a transitive dependency on org.springframework.ai:spring-ai-model-chat-memory-repository-redis and may be impacted: -...

cve-2026-47852 - HIGH - Predictable cache directory location allows local ONNX model substitution in Spring AI

cve-2026-47852 - HIGH - Predictable cache directory location allows local ONNX model substitution in Spring AI...

cve-2026-47851 - HIGH - Unbounded recursion over attacker-controlled PDF outline tree in Spring AI PDF Document Reader

cve-2026-47851 - HIGH - Unbounded recursion over attacker-controlled PDF outline tree in Spring AI PDF Document Reader...