CVE-2024-57728

HIGH KEV RANSOMWARE

SimpleHelp < 5.5.8 - Authenticated Path Traversal and Arbitrary File Write via Zip Slip

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2024-57728 is actively exploited and listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added April 24, 2026, with confirmed use in ransomware campaigns.

Description

SimpleHelp remote support software v5.5.7 and before allows admin users to upload arbitrary files anywhere on the file system by uploading a crafted zip file (i.e. zip slip). This can be exploited to execute arbitrary code on the host in the context of the SimpleHelp server user.

Scores

CVSS v3 7.2
EPSS 0.5335
EPSS Percentile 98.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation active
Automatable no
Technical Impact total

Details

CISA KEV 2026-04-24
VulnCheck KEV 2025-04-17
ENISA EUVD EUVD-2024-53726
Ransomware Use Confirmed
CWE
CWE-22 CWE-59
Status published
Products (1)
simple-help/simplehelp < 5.5.8
Published Jan 15, 2025
KEV Added Apr 24, 2026
Tracked Since Feb 18, 2026