CVE-2024-57728
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.
do firstApply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Can a WAF block it? Yes. Path traversal sends `../` sequences in the request, which WAF rules catch, including the common encodings.
Also consider: canonical path validation
Based on the weakness type only; no CVE-specific evidence yet. We check Cloudflare, AWS, Google Cloud Armor and Azure; for Akamai, Imperva, Fastly, F5, ask your vendor.
Is CVE-2024-57728 being exploited?
Yes. CVE-2024-57728 appears in CISA's Known Exploited Vulnerabilities catalog, which means exploitation in the wild has been confirmed and reported. Treat it as active rather than theoretical, and patch it ahead of higher-scoring vulnerabilities that carry no exploitation evidence.
How severe is CVE-2024-57728?
CVE-2024-57728 is rated High with a CVSS score of 7.2. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2024-57728?
Yes. A fix has been recorded for CVE-2024-57728. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2024-57728 affect?
CVE-2024-57728 affects simple-help:simplehelp. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
public exploits
Detection templates only, no public exploit found: 1 Nuclei template
- SimpleHelp <= 5.5.7 - Arbitrary File Upload · detection template · high
Listed so you can judge urgency, not as a recommendation to run anything. GitHub “proofs of concept” are unvetted: some are fake or carry malware. Exploit-DB marks the entries its staff verified.
cisa ssvc
- exploitation
- active
- automatable
- no
- technical impact
- total
Assessed by CISA 24 Apr 2026 (SSVC 2.0.3).
timeline
- 15 Jan 2025Published
- 24 Apr 2026Added to CISA KEV (exploited in the wild) · 463 days (about 1 year) later
- 24 Apr 2026CISA SSVC assessment: exploitation active · same day later
- 8 May 2026CISA remediation due date (US federal agencies) · 14 days later
- 4 Aug 2026CVE record last updated · 88 days (about 3 months) later
- 2 Nov 2026Analysed by vulneraibility.com · 91 days (about 3 months) later
- Advisorytrendmicro.com /vinfo/us/security/news/ransomware-spotlight/ransomware-spotlight-dragonforce
- Advisorymicrosoft.com /en-us/security/blog/2026/04/06/storm-1175-focuses-gaze-on-vulnerable-web-facing
- Linkhorizon3.ai /attack-research/disclosures/critical-vulnerabilities-in-simplehelp-remote-suppo
- Linksimple-help.com /kb---security-vulnerabilities-01-2025#security-vulnerabilities-in-simplehelp-5-
- Linkcisa.gov /known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-57728
sources
- CVE List (CVE.org): description, affected versions, references; CVE Terms of Use
- NVD: CVSS and CPE data
- CISA KEV catalog: exploitation, date added, due date
- CISA Vulnrichment (ADP): SSVC decision points
- FIRST EPSS: exploit probability and percentile
- Nuclei templates: detection templates
- Summary, impact and triage tags: written by our AI analysis pipeline from the sources above. Check them against the sources.