CVE-2024-22891

CRITICAL

nteract 0.28.0 - Remote Code Execution via Markdown Link

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2024-22891. PoCs published by EQSTLab.

AI-analyzed exploit summary This repository contains a functional PoC for CVE-2024-22891, demonstrating RCE in nteract 0.28.0 via Electron webview exploitation through crafted Markdown links. The exploit leverages the `openExternal` function to execute arbitrary commands (e.g., launching calc.exe).

Description

Nteract v.0.28.0 was discovered to contain a remote code execution (RCE) vulnerability via the Markdown link.

Exploits (1)

nomisec WORKING POC
by EQSTLab · poc
https://github.com/EQSTLab/CVE-2024-22891

This repository contains a functional PoC for CVE-2024-22891, demonstrating RCE in nteract 0.28.0 via Electron webview exploitation through crafted Markdown links. The exploit leverages the `openExternal` function to execute arbitrary commands (e.g., launching calc.exe).

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: nteract 0.28.0
No auth needed
Prerequisites: Victim must interact with a malicious Markdown link · Attacker must host a malicious HTML file
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (1)

Core 1
Core References

Scores

CVSS v3 9.8
EPSS 0.3943
EPSS Percentile 97.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-601
Status published
Products (2)
npm/nteract 0npm
nteract/nteract 0.28.0
Published Mar 01, 2024
Tracked Since Feb 18, 2026