What’s Vulnerable › Vulnerabilities

CVE-2024-57728: SimpleHelp Path Traversal Vulnerability

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2026-04-24
• EPSS: 64.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-01-15 · updated 2026-06-17
• Weakness: CWE-59

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.

Affected products

• Simplehelp: before 5.5.8 — fixed in 5.5.8

How to fix

Upgrade to a fixed version: Simplehelp 5.5.8. Check the vendor advisory for mitigations.

References

• https://simple-help.com/kb---security-vulnerabilities-01-2025#security-vulnerabilities-in-simplehelp-5-5-7-and-earlier
• https://www.horizon3.ai/attack-research/disclosures/critical-vulnerabilities-in-simplehelp-remote-support-software/
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-57728
• https://www.microsoft.com/en-us/security/blog/2026/04/06/storm-1175-focuses-gaze-on-vulnerable-web-facing-assets-in-high-tempo-medusa-ransomware-operations/
• https://www.trendmicro.com/vinfo/us/security/news/ransomware-spotlight/ransomware-spotlight-dragonforce

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