Path Traversal in Anthropics Anthropic-sdk-typescript
CVE-2026-34451
Claude SDK for TypeScript provides access to the Claude API from server-side TypeScript or JavaScript applications. From version 0.79.0 to before version 0.81.0, the local filesystem memory tool in the Anthropic TypeScript SDK validated mo…
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.000 (8.1th percentile) — read the EPSS interpretation.
Affected products
- Anthropics Anthropic-sdk-typescript — versions >= 0.79.0, < 0.81.0
Weakness classification (CWE)
References
- https://github.com/anthropics/anthropic-sdk-typescript/security/advisories/GHSA-5474-4w2j-mq4c (x_refsource_CONFIRM)
- https://github.com/anthropics/anthropic-sdk-typescript/commit/0ac69b3438ee9c96b21a7d3c39c07b7cdb6995d9 (x_refsource_MISC)
- https://github.com/anthropics/anthropic-sdk-typescript/releases/tag/sdk-v0.81.0 (x_refsource_MISC)