Archive snapshot

Tue, Jul 21 · 12:00 PM CDT

Archived briefing content rendered inside the ACSP site experience.

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Archived briefing

Snapshot overview

Generated Tue, Jul 21 · 12:00 PM CDTWindow last 6 hours

Top line

Coverage now updates on a rolling 6-hour window, while NVD entries come from the live API using a last-24-hours modified window and are sorted by severity.

Fast take

News stays on the current 6-hour slice, videos now use the last 24 hours, and NVD uses the API instead of the traditional feed to better match the live site behavior.

Top stories
5
Worth skimming
5
Tracked videos
1
NVD vulnerabilities
25

Top stories

Tue, 21 Jul 2026 20:27:51 +0530

Critical SharePoint RCE CVE-2026-50522 Under Active Exploitation After Public PoC

9.8/10 · Must read/watch
The Hacker Newsvuln

Summary
A third SharePoint Server flaw patched by Microsoft as part of its Patch Tuesday update for July 2026 has come under active exploitation, per watchTowr. The vulnerability in question is CVE-2026-50522 (CVSS score: 9.8), a critical deserialization of untrusted

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Tue, 21 Jul 2026 19:34:57 +0530

Qilin Ransomware Attackers Exploit PAN-OS Authentication Bypass for Initial Access

9.8/10 · Must read/watch
The Hacker Newsvulnmalwareaiidentity

Summary
Threat actors have been observed exploiting a now-patched high-severity Palo Alto Networks PAN-OS vulnerability as an entry point to deploy Qilin (aka Agenda) ransomware on victim environments. Arctic Wolf Labs said it investigated multiple intrusions in June

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Tue, Jul 21 · 12:00 PM CDT

A New Ransomware Threat Actor Emerges Every Week, Warns Report

9.6/10 · Must read/watch
Infosecurity Magazinemalware

Summary
Collected from the Infosecurity Magazine news page during the latest run.

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Tue, 21 Jul 2026 17:28:00 +0530

Open-Source Android AI Agents Could Let Invisible Screen Text Run Code on Host PCs

9.5/10 · Must read/watch
The Hacker Newsai

Summary
An Android app that can draw over other windows and write to shared storage can slip instructions to the AI agent driving that phone, in text no human eye will ever see. Two more steps, and the same app is running commands on the PC driving the agent. Research

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Tue, 21 Jul 2026 20:39:28 +0530

Google Launches Gemini 3.5 Flash Cyber AI to Find and Fix Software Vulnerabilities

9.3/10 · Must read/watch
The Hacker Newsvulnai

Summary
Google's DeepMind on Tuesday announced the release of Gemini 3.5 Flash Cyber, a specialized artificial intelligence (AI) model built atop 3.5 Flash that's designed to discover, validate, and patch vulnerabilities quickly and efficiently. According to the tech

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Worth skimming

Tue, 21 Jul 2026 16:54:50 +0530

New Bit2Watt Attack Could Let Cloud Tenants Disrupt Power Grids Without an Exploit

9.3/10 · Must read/watch
The Hacker Newsvulnai

Summary
A cloud tenant using nothing but ordinary GPU access can push a data center's power draw up and down fast enough to threaten the grid it runs on, with no exploit and no break-in. That is the claim behind Bit2Watt, described by three Zhejiang University researc

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Tue, Jul 21 · 11:00 AM CDT

Apple Fixes Hide My Email Vulnerability After 404 Media Coverage

9.2/10 · Must read/watch
Hacker Newsvulnai

Summary
Surfaced from Hacker News front page during collection run. Freshness on HN: 1 hour ago.

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Tue, Jul 21 · 12:00 PM CDT

Russian Hacker Turns Jailbroken Claude Into Pentest Platform

8.7/10 · Worth your time
Infosecurity Magazineai

Summary
Collected from the Infosecurity Magazine news page during the latest run.

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Tue, 21 Jul 2026 18:48:31 +0530

Zimbra Patches Critical SNMP Command Injection and Four XSS Vulnerabilities

8.7/10 · Worth your time
The Hacker Newsvuln

Summary
Zimbra has rolled out fixes to address multiple critical security issues, including a command injection flaw in the Simple Network Management Protocol (SNMP) monitoring component. As many as nine security vulnerabilities have been patched in Zimbra 10.1.20. To

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Tue, 21 Jul 2026 17:12:23 +0530

N-day is Becoming N-Hour. Patching Faster Won't Save You.

8.7/10 · Worth your time
The Hacker Newsvuln

Summary
Every patch is a confession. The moment a vendor ships a security fix, the diff between the old code and the new code tells anyone watching exactly what was broken and where. Turn that diff back into a working exploit, and you can hit every system that hasn't

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