CRITICALVulnerability
Global

UK says it exposed Russian submarine activity near undersea cables

·Source: The Record

Updated:

Executive Summary

A Russian attack submarine and vessels from the country’s Main Directorate of Deep Sea Research (GUGI) were involved in what the UK Ministry of Defence called “nefarious activity over critical undersea infrastructure elsewhere.”

Analysis

A Russian attack submarine and vessels from the country’s Main Directorate of Deep Sea Research (GUGI) were involved in what the UK Ministry of Defence called “nefarious activity over critical undersea infrastructure elsewhere.”
Source Attribution

Originally published by The Record on Apr 10, 2026.

Related Threats

MEDIUMVulnerability

Friday Squid Blogging: New Giant Squid Video

Pretty fantastic video from Japan of a giant squid eating another squid. As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered. Blog moderation policy.

Schneier on Security
MEDIUMVulnerability

How NIST's Cutback of CVE Handling Impacts Cyber Teams

Industry and ad hoc coalitions appear poised to help fill the gap created by NIST's decision to cut back on CVE data enrichment.

Dark Reading
CRITICALVulnerability

NVD CRITICAL: CVE-2026-40525 — OpenViking prior to commit c7bb167 contains an authentication bypass vulnerabili...

OpenViking prior to commit c7bb167 contains an authentication bypass vulnerability in the VikingBot OpenAPI HTTP route surface where the authentication check fails open when the api_key configuration value is unset or empty. Remote attackers with network access to the exposed service can invoke privileged bot-control functionality without providing a valid X-API-Key header, including submitting at

CVE-2026-40525
NIST NVD