EIP-2026-102961

PRE-CVE

Python 1.5.2 Pickle - Unsafe 'eval()' Code Execution

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-102961. PoCs published by Jeff Epler.

AI-analyzed exploit summary This exploit demonstrates a deserialization vulnerability in Python's Pickle module, allowing arbitrary command execution via crafted input. The PoC uses a malformed pickle string to trigger `os.system()` calls.

Description

Python 1.5.2 Pickle - Unsafe 'eval()' Code Execution

Exploits (1)

exploitdb WORKING POC VERIFIED
by Jeff Epler · textlocallinux
https://www.exploit-db.com/exploits/21623

This exploit demonstrates a deserialization vulnerability in Python's Pickle module, allowing arbitrary command execution via crafted input. The PoC uses a malformed pickle string to trigger `os.system()` calls.

Classification
Working Poc 90%
Attack Type
Deserialization
Complexity
Trivial
Reliability
Reliable
Target: Python (versions with vulnerable Pickle implementation)
No auth needed
Prerequisites: Application that unpickles untrusted data
mistral-large-3 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026