CVEs / CVE-2024-57728
CVE-2024-57728: SimpleHelp Path Traversal Vulnerability
- Known exploited in the CISA KEV catalog since 24 Apr 2026
- high 7.2 CVSS 3.1 (NVD)
- EPSS 64.4% chance of exploitation in the next 30 days, higher than 99% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
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.
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 and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| n/a n/a | n/a | — |
Exploitation
| In CISA KEV since | 24 Apr 2026 |
|---|---|
| Due date for US federal agencies | 8 May 2026 |
| Used in ransomware campaigns | Known |
| 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. |
Severity
| CVSS 3.1 | 7.2 highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HScored by NVD |
|---|---|
| Weakness | CWE-59, CWE-22 |
References
- CVE-2024-57728 on NVD
- CVE-2024-57728 in the CISA KEV catalog
- https://simple-help.com/kb---security-vulnerabilities-01-2025#security-vulnerabilities-in-simplehelp-5-5-7-and-earlier (cited by CISA)
- https://simple-help.com/kb---security-vulnerabilities-01-2025#security-vulnerabilities-in-simplehelp-5-5-7-and-earlier Vendor Advisory
- https://www.horizon3.ai/attack-research/disclosures/critical-vulnerabilities-in-simplehelp-remote-support-software/ Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-57728 US Government Resource
- 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/ Technical Description
- https://www.trendmicro.com/vinfo/us/security/news/ransomware-spotlight/ransomware-spotlight-dragonforce Third Party Advisory
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.