7.5

CVE-2025-3108

Exploit

Unsafe Deserialization in JsonPickleSerializer Enables Remote Code Execution in run-llama/llama_index

A critical deserialization vulnerability exists in the run-llama/llama_index library's JsonPickleSerializer component, affecting versions v0.12.27 through v0.12.40. This vulnerability allows remote code execution due to an insecure fallback to Python's pickle module. JsonPickleSerializer prioritizes deserialization using pickle.loads(), which can execute arbitrary code when processing untrusted data. Attackers can exploit this by crafting malicious payloads to achieve full system compromise. The root cause includes an insecure fallback mechanism, lack of validation or safeguards, misleading design, and violation of Python security guidelines.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Llamaindex ≫ Llamaindex Version >= 0.12.27 < 0.12.41
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.42% 0.332
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 1.6 5.9
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
security@huntr.dev 5 1.6 3.4
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
CWE-1112 Incomplete Documentation of Program Execution

The document does not fully define all mechanisms that are used to control or influence how product-specific programs are executed.

https://huntr.com/bounties/9b55a5e8-74e6-4241-b323-e360dc8b110a
Third Party Advisory
Exploit
https://github.com/run-llama/llama_index/commit/702e4340623092fac4cf2fe95eb9465034856da3
Patch