What’s Vulnerable › Vulnerabilities

CVE-2024-57726: SimpleHelp Missing Authorization Vulnerability

• Severity: critical (CVSS 9.9 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2026-04-24
• EPSS: 66.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-01-15 · updated 2026-06-17
• Weakness: CWE-862

Description

SimpleHelp remote support software v5.5.7 and before has a vulnerability that allows low-privileges technicians to create API keys with excessive permissions. These API keys can be used to escalate privileges to the server admin role.

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-2024-57726
• 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

Get alerted when CVE-2024-57726 or the next vulnerability affects your stack