VulnerabilityBleeping Computer
10.0 — CRITICAL
SimpleHelp bug lets hackers create rogue remote support accounts
A vulnerability in the SimpleHelp remote management software allows unauthenticated attackers to create privileged technician accounts on servers using the OpenID Connect (OIDC) authentication protocol. [...]
🤖 AI BriefingAuto-generated threat analysis
🔍Threat Overview
A critical vulnerability (CVE-2026-48558) in SimpleHelp remote management software allows unauthenticated attackers to create rogue technician accounts, potentially leading to privileged access and malicious activities.
⚙️Technical Details
💥Impact Assessment
Severity: Critical
🛡️Recommended Actions
1Update to the latest SimpleHelp releases that address the issue (5.5.16 and 6.0RC2)
2Restrict technician login sources using IP-based allowlists as a mitigation
3Monitor logs for suspicious activity and detect rogue Technician accounts with unknown or suspicious names and/or email addresses
📦Affected Products
Product Name: SimpleHelpVersion Range: 5.5.15 and older, including 6.0 pre-release versions
🔐NVD Verified DataVERIFIED
CVE-2026-48558 ↗CVSS 10 — CRITICAL
Attack Vector
NETWORK
Complexity
LOW
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:HWeaknesses
CWE-347
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