GitHub Advisoryadvisory · PyPI

GHSA-cr7q-2w66-hjcm llama-index-core insecurely handles temporary files

HIGH Published 2025-09-27 Modified 2025-09-29 Official page ↗
Aliases
CVE-2025-7647
Ecosystem
PyPI
Packages
llama-index-core
Severity
High
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
Weaknesses
CWE-378
Reviewed
2025-09-29

Affected packages

• PyPI llama-index-core: < 0.13.0 → fixed in 0.13.0

Description

The llama-index-core package, up to version 0.12.44, contains a vulnerability in the `get_cache_dir()` function where a predictable, hardcoded directory path `/tmp/llama_index` is used on Linux systems without proper security controls. This vulnerability allows attackers on multi-user systems to steal proprietary models, poison cached embeddings, or conduct symlink attacks. The issue affects all Linux deployments where multiple users share the same system. The vulnerability is classified under CWE-379, CWE-377, and CWE-367, indicating insecure temporary file creation and potential race conditions.

Related

Alias · CVE (1)

  • CVE-2025-7647 The llama-index-core package, up to version 0.12.44, contains a vulnerability in the `get_cache_dir()` function where a predictable,… vulnerability

Weakness · CWE (1)

  • CWE-378 Creation of Temporary File With Insecure Permissions weakness

References