CVE-2026-5527
Medium
Description
A weakness has been identified in Tenda 4G03 Pro 1.0/1.0re/01.bin/04.03.01.53. Affected by this issue is some unknown functionality of the file /etc/www/pem/server.key of the component ECDSA P-256 Private Key Handler. This manipulation causes use of hard-coded cryptographic key . It is possible to initiate the attack remotely.
SeverityMedium
CVSS5.3
Exploit probability—
ProductTenda 4g03 Pro Firmware
PublishedApr 5, 2026
First seenApr 5, 2026
Weakness typeCWE-321CWE-321CWE-320CWE-320
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| tenda 4g03_pro_firmware | 04.03.01.53 | — |
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