CVE-2026-3088: CWE-787 Out-of-bounds write in NETGEAR RBR860
Unauthenticated users on the local network can cause the router to become unavailable by sending specially crafted requests.
AI Analysis
Technical Summary
This vulnerability involves an out-of-bounds write condition in the NETGEAR RBR860 router firmware version V6.3.7.10. It allows unauthenticated local network users to disrupt router availability by sending crafted requests. The CVSS 4.9 score reflects a medium severity impact with no privileges or user interaction required, but limited to local network access. No official fix or patch has been announced by NETGEAR as of the publication date.
Potential Impact
Successful exploitation results in denial of service by making the router unavailable. This impacts network availability for users relying on the affected device. There is no indication of data confidentiality or integrity compromise. The attack requires local network access and no authentication, increasing risk within trusted network environments.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict local network access to trusted users only and monitor for unusual router behavior. No official remediation or temporary fix is currently available from NETGEAR.
CVE-2026-3088: CWE-787 Out-of-bounds write in NETGEAR RBR860
Description
Unauthenticated users on the local network can cause the router to become unavailable by sending specially crafted requests.
CVSS v4.0
Score 4.9medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves an out-of-bounds write condition in the NETGEAR RBR860 router firmware version V6.3.7.10. It allows unauthenticated local network users to disrupt router availability by sending crafted requests. The CVSS 4.9 score reflects a medium severity impact with no privileges or user interaction required, but limited to local network access. No official fix or patch has been announced by NETGEAR as of the publication date.
Potential Impact
Successful exploitation results in denial of service by making the router unavailable. This impacts network availability for users relying on the affected device. There is no indication of data confidentiality or integrity compromise. The attack requires local network access and no authentication, increasing risk within trusted network environments.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict local network access to trusted users only and monitor for unusual router behavior. No official remediation or temporary fix is currently available from NETGEAR.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- NETGEAR
- Date Reserved
- 2026-02-24T00:11:29.678Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a283e988dd33fbd8553f3de
Added to database: 6/9/2026, 4:26:00 PM
Last enriched: 6/9/2026, 4:41:59 PM
Last updated: 6/10/2026, 4:59:37 AM
Views: 5
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.