CVE-2024-30043

MEDIUM

Microsoft SharePoint Server - Info Disclosure

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2024-30043. PoCs published by W01fh4cker.

AI-analyzed exploit summary This repository contains a functional exploit for CVE-2024-30043, an XXE vulnerability in Microsoft SharePoint Server 2019. The exploit leverages URL parsing confusion to trigger an out-of-band data exfiltration via a crafted DTD and ASPX file, allowing arbitrary file reads.

Description

Microsoft SharePoint Server Information Disclosure Vulnerability

Exploits (1)

nomisec WORKING POC 32 stars
by W01fh4cker · poc
https://github.com/W01fh4cker/CVE-2024-30043-XXE

This repository contains a functional exploit for CVE-2024-30043, an XXE vulnerability in Microsoft SharePoint Server 2019. The exploit leverages URL parsing confusion to trigger an out-of-band data exfiltration via a crafted DTD and ASPX file, allowing arbitrary file reads.

Classification
Working Poc 95%
Attack Type
Info Leak
Complexity
Moderate
Reliability
Reliable
Target: Microsoft SharePoint Server 2019 (16.0.10409.20027)
Auth required
Prerequisites: Authenticated SharePoint user credentials · Network access to the target SharePoint server · Ability to upload files to the SharePoint web root
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (1)

Core 1
Core References

Scores

CVSS v3 6.5
EPSS 0.5466
EPSS Percentile 98.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-611
Status published
Products (3)
microsoft/sharepoint_server 2016
microsoft/sharepoint_server 2019
microsoft/sharepoint_server < 16.0.17328.20292
Published May 14, 2024
Tracked Since Feb 18, 2026