CVE-2024-57728
SimpleHelp Path Traversal Vulnerability
SimpleHelp SimpleHelp
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.
Exploitation status
CISA Known Exploited Vulnerabilities
Listed by CISA on 24 April 2026. US federal agencies were required to remediate it by 8 May 2026. CISA records this vulnerability as known to be used in ransomware campaigns.
EPSS — exploitation probability
FIRST puts the probability of exploitation activity in the next 30 days at 7%, which is higher than 93.5% of all scored vulnerabilities. EPSS is a forecast of activity, not a measure of severity, and it is rescored daily.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Frequently asked questions
Is CVE-2024-57728 being exploited by ransomware groups?
No ransomware group in this database is currently recorded as exploiting CVE-2024-57728.
What does CVE-2024-57728 affect?
CVE-2024-57728 affects SimpleHelp SimpleHelp. 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.
How severe is CVE-2024-57728?
CVE-2024-57728 is rated HIGH with a CVSS base score of 7.2. EPSS puts the probability of exploitation in the next 30 days at 7%, higher than 93.5% of all scored vulnerabilities. It is listed in the CISA Known Exploited Vulnerabilities catalog, with a federal remediation deadline of 8 May 2026.
How should organisations respond to CVE-2024-57728?
Apply the vendor patch for SimpleHelp SimpleHelp as the first priority, and treat any internet-facing instance as the most urgent. Because this vulnerability is associated with ransomware activity, also review whether the affected systems were reachable before patching, rather than assuming that patching alone closes the incident.