CVE-2025-29270

CRITICAL

Published Oct 31, 2025 Modified Apr 15, 2026 CWE-200 CWE-284

Description

Incorrect access control in the realtime.cgi endpoint of Deep Sea Electronics devices DSE855 v1.1.0 to v1.1.26 allows attackers to gain access to the admin panel and complete control of the device.

CVSS v3.1 Score

10.0

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Weakness Type (CWE)

CWE-200 CWE-200

CWE-284 CWE-284

References

Other References

https://blog.byteray.co.uk/shadow-entry-discovery-of-authentication-bypass-vulnerability-in-dse855-communications-device-938e35d4b361

Frequently Asked Questions

What is CVE-2025-29270? +

Incorrect access control in the realtime.cgi endpoint of Deep Sea Electronics devices DSE855 v1.1.0 to v1.1.26 allows attackers to gain access to the admin panel and complete control of the device. It has a CVSS v3.1 base score of 10.0 (CRITICAL).

How severe is CVE-2025-29270? +

CVE-2025-29270 has a CVSS v3.1 score of 10.0 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

How do I check if I'm vulnerable to CVE-2025-29270? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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