Security Daily Digest

Cybersecurity news, daily.

2026.04.13

16 sources scanned

FEATURED

Adobe Acrobat Reader Zero-Day CVE-2026-34621 Actively Exploited

Adobe has released emergency patches for a critical zero-day vulnerability, CVE-2026-34621, in Acrobat Reader. This flaw is being actively exploited in the wild, posing a significant risk to users. The vulnerability allows for remote code execution, potentially enabling attackers to take full control of affected systems. Security teams should prioritize patching to mitigate this threat and ensure systems are updated to the latest version.

SRC The Hacker NewsGoogle News SecurityGoogle News Security (JP)

Active Exploitation of Marimo Pre-Auth RCE Vulnerability

A critical pre-authentication remote code execution vulnerability in Marimo is currently under active exploitation. This flaw allows attackers to execute arbitrary code on vulnerable systems without prior authentication, posing a severe threat. Organizations using Marimo should apply available patches immediately and review network logs for signs of compromise to prevent unauthorized access and potential data breaches.

SRC BleepingComputer

SIGNAL

01 Salesforce Data Breach And AI Layoffs Reshape Risk And Valuation Narrative - Yahoo Finance Google News Security
02 CPUID Breach Distributes STX RAT via Trojanized CPU-Z and HWMonitor Downloads The Hacker News
03 Adobe发布紧急安全更新修复Acrobat和Acrobat Reader存在的零日漏洞 - 蓝点网 Google News Security (CN)
04 「Microsoft Edge 147」が正式公開、「イマーシブリーダー」に「Copilot」が統合／脆弱性の修正も60件実施 - 窓の杜 Google News Security (JP)

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