---
title: "Security briefing: October 2025"
url: https://daily.dev/posts/security-briefing-october-2025-klqnormry
source_url: https://webflow.sysdig.com/blog/security-briefing-october-2025
type: article
source: "Sysdig Blog"
published: 2026-05-31T07:44:16.761Z
updated: 2026-05-31T08:30:16.173Z
tags: ["security", "aws", "azure", "redis"]
reading_time: 4
upvotes: 0
comments: 0
language: en
---

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# Security briefing: October 2025

**[Sysdig Blog](https://daily.dev/sources/sysdig-blog)** · 4 min read · 0 upvotes · 0 comments

## Summary

A monthly security briefing covering October 2025's major incidents: a critical CVSS 10.0 RCE vulnerability in Redis (CVE-2025-49844) that had existed for 13 years, an AWS us-east-1 outage caused by an automation failure with empty DNS records, and an Azure Front Door outage from a software defect bypassing safeguards. Also covered: F5 BIG-IP source code theft by a nation-state actor, Salesforce supply chain breach data leaks, and 65 nations signing a UN cybercrime treaty. Practical resilience recommendations are provided for each cloud outage.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://webflow.sysdig.com/blog/security-briefing-october-2025>

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---

Tags: [#security](https://daily.dev/tags/security), [#aws](https://daily.dev/tags/aws), [#azure](https://daily.dev/tags/azure), [#redis](https://daily.dev/tags/redis)

[View this post on daily.dev](https://daily.dev/posts/security-briefing-october-2025-klqnormry)