SimpleHelp Path Traversal Vulnerability (CVE-2024-57728)
Severity: high · Patch status: unknown · Since 2026-04-24 · CVE-2024-57728
SimpleHelp contains a path traversal vulnerability that 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. CISA added CVE-2024-57728 to its Known Exploited Vulnerabilities catalog on Apr 24, 2026, which means attackers are exploiting it in the wild. CISA reports known use in ransomware campaigns.
What to do
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- US federal agencies must remediate by May 8, 2026 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch
