On 2026-04-24, CISA added CVE-2024-57728 (SimpleHelp SimpleHelp) to its Known Exploited Vulnerabilities (KEV) catalog [2]. The vulnerability is listed in the catalog as "SimpleHelp Path Traversal Vulnerability" [2]. CISA requires applying mitigations in accordance with vendor instructions; see the full text below for specific requirements [2].
Backfill: this event became public on Apr 24, 2026 and we added it on Nov 10, 2026. It is not a new event.
CISA Adds SimpleHelp SimpleHelp Vulnerability CVE-2024-57728 to Known Exploited Vulnerabilities Catalog
1 min read
- Disclosed
- Apr 24, 2026
- Published
- Nov 10, 2026
- Last updated
- Nov 8, 2026
- CVSS basis
- Our assessment
- 64.5%, higher than 99% of CVEs
- Exploitation and patch status
- ExploitedKEV
- Attack vector
- Vulnerability status
- Actor type
- Motivation
On this page
30-second summary
What happened
Who is affected
Industries mainly affected: Government, Cross-industry
What to do nowOur advice
CISA requires applying mitigations in accordance with vendor instructions; see the full text for specific requirements [2].
Timeline
Technical details
CISA KEV Listing
On 2026-04-24, CISA added CVE-2024-57728 to the Known Exploited Vulnerabilities () catalog for SimpleHelp SimpleHelp [2].
Original Technical Description
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. [2]
Official Requirements
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. [2]
Individual Vulnerability Record
The U.S. National Vulnerability Database (NVD) provides an independent vulnerability record and description for CVE-2024-57728 [1].
References
Official / primary3
- [1]
“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.”
- [2]
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