CVE-2024-57726
SimpleHelp — SimpleHelp Missing Authorization Vulnerability
SimpleHelp · CWE-862 — Missing authorization · in CISA KEV since 2026-04-24
EVRS 88 of 100 Immediate
Out-of-Band / Urgent Remediation
Rank 194 of 2,960 tracked
Why it scores 88
Evidence available: 6 of 7 signalsListed in the CISA KEV catalog, and associated with known ransomware campaigns.
- CISA KEVApplied
- RansomwareApplied
- Vendor exploitationDid not apply
- EPSSApplied
- Microsoft Exploitability IndexNot applicable
- Pre-patch disclosureNo data
- KEV recencyDid not apply
- CVSSApplied
The band answers “how soon”, not “how bad”. No data for: Pre-patch disclosure. Why some signals show no data
Fix
Patch or fixed version identifiedCISA required action
- simple-help.com/…/kb---security-vulnerabilities-01-2025#security-vulnerabilities-in-simplehelp-5-5-7-and-earlier
- nvd.nist.gov/…/CVE-2024-57726
Fixed in
simplehelp: update to 5.5.8 or later
Affected versions
- simplehelp
< 5.5.8
Remediation
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Fixed versions from NVD.
Evidence
Each value with its source| Measure | Value | Source |
|---|---|---|
| CVSS base scoreHow severe the flaw is in itself. It does not say how likely an attack is. | 9.9 | NVD |
| FIRST EPSSFIRST's estimate of the chance this is exploited in the next 30 days, and how that ranks against all CVEs. | 0.666 (99.29th pctl) | FIRST EPSS |
| Actively exploitedWhether a source of record has confirmed attacks using it in the wild. | Confirmed | CISA KEV |
| Ransomware campaign useWhether CISA has seen ransomware operators use it. | Known | CISA KEV |
| CISA remediation deadlineThe date US federal agencies must have fixed or mitigated it. | 2026-05-08 · CISA federal deadline · Overdue by 5 months | CISA KEV |
| Public exploit moduleA module existing is not the same as active exploitation. | None known | Metasploit |
| EUVD cross-referenceENISA's record: CVSS 9.9 (v3.1), assigned by mitre. | Listed | ENISA EUVD |
Description
NVDSimpleHelp 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.
What CISA says to do