Daily Intel Brief

Daily Intel Brief — 2026-04-23

Arc Security Research ·

1. CISA Adds One Known Exploited Vulnerability to Catalog (April 22, 2026)

WhatCISA added a new CVE to its Known Exploited Vulnerabilities (KEV) catalog, requiring federal agencies to patch within prescribed timelines under BOD 22-01.

Source[CISA Alert – April 22, 2026](www.cisa.gov)

Applies toGeneral – all organizations using affected software.

Why it mattersExploitation is confirmed in the wild; failure to patch invites real-world compromise.

2. Nuclei Templates v10.2.x: 57 CVEs, 10 Actively Exploited KEVs

WhatNew Nuclei templates cover 57 CVEs (including 10 from the KEV catalog) and add GCP cloud configuration review templates.

Source[ProjectDiscovery Blog – Nuclei Templates](projectdiscovery.io)

Applies toGeneral – any organization using Nuclei for vulnerability scanning.

Why it mattersUpdates enable immediate detection of high-severity and actively exploited vulnerabilities.

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