CVE-2025-11002

HIGH

7-Zip - Remote Code Execution via ZIP Symbolic Link Traversal

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2025-11002. PoCs published by pacbypass.

AI-analyzed exploit summary The repository contains a functional exploit for CVE-2025-11001, which leverages a symlink vulnerability in 7-Zip on Windows. The exploit crafts a malicious ZIP file that, when extracted by an admin-privileged 7-Zip process, creates a symlink to a target path and embeds an executable, potentially leading to arbitrary file write or privilege escalation.

Description

7-Zip ZIP File Parsing Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. Interaction with this product is required to exploit this vulnerability but attack vectors may vary depending on the implementation. The specific flaw exists within the handling of symbolic links in ZIP files. Crafted data in a ZIP file can cause the process to traverse to unintended directories. An attacker can leverage this vulnerability to execute code in the context of a service account. Was ZDI-CAN-26743.

Exploits (1)

github WORKING POC 149 stars
by pacbypass · pythonpoc
https://github.com/pacbypass/CVE-2025-11001

The repository contains a functional exploit for CVE-2025-11001, which leverages a symlink vulnerability in 7-Zip on Windows. The exploit crafts a malicious ZIP file that, when extracted by an admin-privileged 7-Zip process, creates a symlink to a target path and embeds an executable, potentially leading to arbitrary file write or privilege escalation.

Classification
Working Poc 95%
Attack Type
Lpe
Complexity
Moderate
Reliability
Reliable
Target: 7-Zip versions 21.02 to 25.00
No auth needed
Prerequisites: Admin privileges for 7-Zip process · Target system running Windows
devstral-2 · analyzed Feb 27, 2026 Full analysis →

References (1)

Core 1
Core References
Third Party Advisory x_research-advisory
https://www.zerodayinitiative.com/advisories/ZDI-25-950/

Scores

CVSS v3 7.8
EPSS 0.0052
EPSS Percentile 39.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-22
Status published
Products (1)
7-zip/7-zip 24.09
Published Jan 23, 2026
Tracked Since Feb 18, 2026