CVE-2025-29270

Name: CVE-2025-29270
Creator: NVD / NIST
Published: 2025-10-31T16:15:40.307+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 10/10EPSS 0.30%

Last modified Jun 17, 2026

CVE-2025-29270 is a critical-severity vulnerability rated 10/10 on the CVSS scale. 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.. EPSS estimates a 0.30% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

10/10

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

EPSS Probability

0.30%

21.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

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

Timeline

Published: Oct 31, 2025
Last Modified: Jun 17, 2026
Status: Deferred

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.

How severe is CVE-2025-29270?

CVE-2025-29270 has a CVSS score of 10/10 (CRITICAL severity). The EPSS model estimates a 0.30% probability of exploitation in the next 30 days.

How do I fix CVE-2025-29270?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-29270?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST