An issue in SJCAM AllWinner Tech products SJ4000-Air V1.4C and before and Whitelabel based v.1.4C and before allows an attacker to execute arbitrary… (CVE-2026-52656)
A critical vulnerability exists in SJCAM AllWinner Tech products SJ4000-Air V1.4C and earlier, including Whitelabel versions at or before v1.4C. This flaw allows an attacker to execute arbitrary code by supplying a specially crafted FEX file. The vulnerability is identified as CWE-94, indicating improper control of code generation or execution. No patch or remediation information is currently provided.
AI Analysis
Technical Summary
CVE-2026-52656 is a critical remote code execution vulnerability affecting SJCAM AllWinner Tech SJ4000-Air devices version 1.4C and earlier, including Whitelabel variants. The issue arises from improper handling of FEX files, enabling an unauthenticated attacker to execute arbitrary code on the device. The CVSS 3.1 vector indicates network attack vector, low attack complexity, no privileges or user interaction required, and high impact on confidentiality, integrity, and availability. No known exploits in the wild or patches have been reported at this time.
Potential Impact
Successful exploitation allows an attacker to execute arbitrary code remotely without authentication, potentially leading to full compromise of the affected device. This can result in complete loss of confidentiality, integrity, and availability of the device and its data.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, avoid processing untrusted FEX files on affected devices.
An issue in SJCAM AllWinner Tech products SJ4000-Air V1.4C and before and Whitelabel based v.1.4C and before allows an attacker to execute arbitrary… (CVE-2026-52656)
Description
A critical vulnerability exists in SJCAM AllWinner Tech products SJ4000-Air V1.4C and earlier, including Whitelabel versions at or before v1.4C. This flaw allows an attacker to execute arbitrary code by supplying a specially crafted FEX file. The vulnerability is identified as CWE-94, indicating improper control of code generation or execution. No patch or remediation information is currently provided.
CVSS v3.1
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-52656 is a critical remote code execution vulnerability affecting SJCAM AllWinner Tech SJ4000-Air devices version 1.4C and earlier, including Whitelabel variants. The issue arises from improper handling of FEX files, enabling an unauthenticated attacker to execute arbitrary code on the device. The CVSS 3.1 vector indicates network attack vector, low attack complexity, no privileges or user interaction required, and high impact on confidentiality, integrity, and availability. No known exploits in the wild or patches have been reported at this time.
Potential Impact
Successful exploitation allows an attacker to execute arbitrary code remotely without authentication, potentially leading to full compromise of the affected device. This can result in complete loss of confidentiality, integrity, and availability of the device and its data.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, avoid processing untrusted FEX files on affected devices.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-3q4c-68fc-p58j
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-52656"]
- Ecosystems
- []
- Database Specific Severity
- CRITICAL
- Cvss Version
- 3.1
Threat ID: 6a5fcf451010f89cc2152396
Added to database: 07/21/2026, 19:57:57 UTC
Last enriched: 07/21/2026, 20:21:01 UTC
Last updated: 07/21/2026, 20:58:53 UTC
Views: 2
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