CVE-2026-62655: CWE-121 Stack-based buffer overflow in NETGEAR RBR860
CVE-2026-62655 is a medium severity stack-based buffer overflow vulnerability affecting the NETGEAR Orbi RBR860 model. This flaw allows an unauthorized user to cause the device to stop responding or restart unexpectedly, disrupting network connectivity and causing temporary unavailability. No specific affected versions or patch information are provided.
AI Analysis
Technical Summary
This vulnerability is a stack-based buffer overflow (CWE-121) in the NETGEAR Orbi RBR860 device. Exploitation can lead to denial of service by making the device unresponsive or triggering unexpected restarts. The CVSS 4.0 base score is 5.7, reflecting medium severity with network attack vector requiring no privileges or user interaction. No remediation level or patch details are currently available.
Potential Impact
An attacker can cause denial of service by crashing or restarting the device, resulting in temporary loss of network connectivity and device unavailability. There is no indication of privilege escalation or data compromise from the provided information.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, monitor vendor communications for updates. No official fix or workaround is currently documented.
CVE-2026-62655: CWE-121 Stack-based buffer overflow in NETGEAR RBR860
Description
CVE-2026-62655 is a medium severity stack-based buffer overflow vulnerability affecting the NETGEAR Orbi RBR860 model. This flaw allows an unauthorized user to cause the device to stop responding or restart unexpectedly, disrupting network connectivity and causing temporary unavailability. No specific affected versions or patch information are provided.
CVSS v4.0
Score 5.7medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability is a stack-based buffer overflow (CWE-121) in the NETGEAR Orbi RBR860 device. Exploitation can lead to denial of service by making the device unresponsive or triggering unexpected restarts. The CVSS 4.0 base score is 5.7, reflecting medium severity with network attack vector requiring no privileges or user interaction. No remediation level or patch details are currently available.
Potential Impact
An attacker can cause denial of service by crashing or restarting the device, resulting in temporary loss of network connectivity and device unavailability. There is no indication of privilege escalation or data compromise from the provided information.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, monitor vendor communications for updates. No official fix or workaround is currently documented.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- NETGEAR
- Date Reserved
- 2026-07-14T16:31:02.508Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a567a1068715ace43f63966
Added to database: 07/14/2026, 18:04:00 UTC
Last enriched: 07/14/2026, 18:22:35 UTC
Last updated: 07/14/2026, 18:24:12 UTC
Views: 6
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