An issue in SKYWORTH DIGITAL CO.,LTD SK-WR6640X Wi-Fi 6 Dual-Band Fiber Router (AX1800M) V1.0.3 allows a remote attacker to execute arbitrary code. (CVE-2026-78802)
Description
A critical remote code execution vulnerability exists in SKYWORTH DIGITAL CO.,LTD SK-WR6640X Wi-Fi 6 Dual-Band Fiber Router (AX1800M) version 1.0.3. This flaw allows an unauthenticated attacker to execute arbitrary code on the affected device, potentially leading to full compromise. The vulnerability is identified as CVE-2026-78802 with a CVSS score of 9.8, indicating high severity. No patch or remediation information is currently provided.
CVSS v3.1
Score 9.8critical
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-78802 is a critical vulnerability in SKYWORTH DIGITAL CO.,LTD SK-WR6640X Wi-Fi 6 Dual-Band Fiber Router (AX1800M) version 1.0.3 that permits remote attackers to execute arbitrary code without authentication. The vulnerability is classified under CWE-94 (Improper Control of Generation of Code), suggesting it involves unsafe code execution. The CVSS 3.1 base score is 9.8, reflecting network attack vector, low attack complexity, no privileges required, no user interaction, and full confidentiality, integrity, and availability impact.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary code on the router, potentially leading to full device compromise, unauthorized control, data theft, or disruption of network services.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or mitigation instructions are currently available. Users should monitor vendor communications for updates and consider isolating affected devices until a patch is released.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-wg49-7523-vxv3
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-78802"]
- Database Specific Severity
- CRITICAL
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6ad008962cdf04f656b90d0d
Added to database: 10/14/2026, 22:56:22 UTC
Last enriched: 10/14/2026, 23:00:19 UTC
Last updated: 10/15/2026, 03:48:08 UTC
Views: 5
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