Arbitrary file upload in Phoenix Contact Charx Sec-3000
CVE-2026-44103
An unauthenticated remote attacker can inject malicious firmware into the internal charging module because the JupiCore service transmits firmware updates without performing integrity or verification check. Successful exploitation may comp…
Vulnerability class: Unrestricted File Upload
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
Affected products
- Phoenix Contact Charx Sec-3000 — versions 1.0.0
- Phoenix Contact Charx Sec-3050 — versions 1.0.0
- Phoenix Contact Charx Sec-3100 — versions 1.0.0
- Phoenix Contact Charx Sec-3150 — versions 1.0.0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-44103?
- CVE-2026-44103 is a medium-severity vulnerability in Phoenix Contact Charx Sec-3000, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 5.3/10. Published 2026-07-30.
- How severe is CVE-2026-44103?
- Medium severity. CVSS v3 base score is 5.3 out of 10.