CVE-2026-47626: CWE-787 Out-of-bounds Write in NVIDIA DGX Spark
Description
NVIDIA DGX Spark system firmware contains an out-of-bounds write vulnerability (CWE-787) that can be exploited by a privileged attacker. Successful exploitation may result in code execution, privilege escalation, denial of service, information disclosure, and data tampering. The vulnerability has a high CVSS score of 8.2, indicating significant impact potential. No specific affected versions or patches have been disclosed yet.
CVSS v3.1
Score 8.2high
Affected software
NVIDIA
DGX Spark
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-47626 is an out-of-bounds write vulnerability in the system firmware of NVIDIA DGX Spark. A privileged attacker could exploit this flaw to perform unauthorized code execution, escalate privileges, cause denial of service, disclose sensitive information, or tamper with data. The vulnerability is classified under CWE-787 and has a CVSS v3.1 base score of 8.2 with attack vector local, low attack complexity, high privileges required, no user interaction, scope changed, and high impact on confidentiality, integrity, and availability. No remediation level or patch information is currently available.
Potential Impact
Exploitation of this vulnerability can lead to severe consequences including arbitrary code execution, escalation of privileges, denial of service, information disclosure, and data tampering on affected NVIDIA DGX Spark systems. The high CVSS score reflects the critical nature of these impacts. However, exploitation requires local privileged access.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, limit privileged access to trusted users and monitor for unusual activity related to system firmware. Follow NVIDIA's official communications for updates on patches or mitigations.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- nvidia
- Date Reserved
- 2026-05-19T19:55:52.529Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a8dc160acd9273b496e49b2
Added to database: 08/25/2026, 16:22:56 UTC
Last enriched: 09/10/2026, 03:37:57 UTC
Last updated: 10/08/2026, 18:48:46 UTC
Views: 61
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.