CVE-2024-57726
Published 2025-01-15 · Updated 2026-06-17 · Source cve@mitre.org
Summary
CVE-2024-57726 is a critical-severity (CVSS 9.9) vulnerability in SimpleHelp SimpleHelp. CISA added it to the Known Exploited Vulnerabilities catalog on April 24, 2026, which means exploitation in the wild has been confirmed; US federal agencies had to remediate it by May 8, 2026. CISA also lists it as known to be used in ransomware campaigns, so it should be prioritised accordingly. SimpleHelp has 4 vulnerabilities in the KEV catalog, 3 of them linked to ransomware.
All 4 known-exploited SimpleHelp vulnerabilities →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.
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CISA Known-Exploited Vulnerability
Product: SimpleHelp — SimpleHelp
Name: SimpleHelp Missing Authorization Vulnerability
Date added: 2026-04-24 · Due: 2026-05-08
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
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