What is CVE-2026-52656?

CVE-2026-52656 is a critical-severity vulnerability in N/a, classified under Code Injection. CVSS score: 9.8/10. Published 2026-07-20.

How severe is CVE-2026-52656?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2026-52656 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in N/a

CVE-2026-52656

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 code via a crafted FEX file

Vulnerability class: RCE (Remote Code Execution)

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

N/a — versions n/a

Weakness classification (CWE)

CWE-94 — Code Injection

Public proof-of-concept exploits

keowu/sjcam

References

cve@mitre.org
cve@mitre.org

Frequently asked questions

What is CVE-2026-52656?: CVE-2026-52656 is a critical-severity vulnerability in N/a, classified under Code Injection. CVSS score: 9.8/10. Published 2026-07-20.
How severe is CVE-2026-52656?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2026-52656 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.