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Exploited vulnerability · CISA KEV

Is CVE-2024-57728 exploited? Yes: in CISA KEV since 24 Apr 2026

Gociux · SimpleHelp · data: CISA KEV, CVE record, FIRST EPSS

Yes. CVE-2024-57728, SimpleHelp Path Traversal Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 24 Apr 2026, 464 days after it was published. It is known to be used in ransomware campaigns. It affects SimpleHelp. If you run it, CISA's required action is: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

exploitedYesCISA KEV · 24 Apr 2026
ransomwareKnownused in campaigns
EPSStop 1%among the most likely CVEs to be exploited
severity7.2CVSS 3.1 · high
US federal due8 May 2026BOD 22-01 deadline

What it is

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.

VendorSimpleHelp (4 exploited CVEs in KEV)
ProductSimpleHelp
VulnerabilitySimpleHelp Path Traversal Vulnerability
WeaknessCWE-22
Published15 Jan 2025
Added to KEV24 Apr 2026
Reported by (CNA)mitre

What to do

  1. Check whether you run it. Look for SimpleHelp in your asset inventory, including appliances and cloud images. Stack check lists every exploited SimpleHelp CVE at once.
  2. Apply the fix. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
  3. If you can't patch today, take the affected service off the internet or restrict who can reach it, and check its logs for signs of compromise since 15 Jan 2025.
  4. Get told next time. Email alerts when CISA adds a CVE for SimpleHelp.

Other exploited CVEs in SimpleHelp

References

Questions

Is CVE-2024-57728 being exploited?

Yes. CISA added CVE-2024-57728 to the Known Exploited Vulnerabilities catalog on 24 Apr 2026, which means there is reliable evidence of exploitation in the wild.

Is CVE-2024-57728 used in ransomware attacks?

Yes, CISA lists it as known to be used in ransomware campaigns.

How do I fix CVE-2024-57728?

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. Check SimpleHelp's advisory for the fixed versions, and if you can't patch quickly, restrict access to the affected SimpleHelp and watch it for signs of compromise.

Sources: CISA KEV (exploitation, ransomware use, required action, due date), the CVE record (publication date, CVSS, CNA), NVD and FIRST EPSS (live score). More: all KEV additions in April 2026 · SimpleHelp scorecard · act-now radar.

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