Security & Threat Radar
Curated High-Impact Security Feed
High-severity threat intelligence from CISA Alerts, The Hacker News, and BleepingComputer.
Synced: 2026-10-06 19:30 UTC
Critical Zero-DayBleepingComputer
Atlassian Critical Zero-Day: Unauthenticated Arbitrary File Read (CVE-2026-21589)
Atlassian issued an emergency security advisory for a critical vulnerability (CVE-2026-21589) affecting 8 self-hosted Data Center products, including Jira and Confluence. Unauthenticated remote attackers can read sensitive system files and credentials without logging in.
Read Full Advisory âTue, 06 Oct 2026
Exploit AlertThe Hacker News
LibreOffice & Apache OpenOffice Flaw Executes Arbitrary Code Without Macro Warnings
Security researchers demonstrated that specially crafted malicious spreadsheets trigger immediate arbitrary code execution when opened in LibreOffice and Apache OpenOffice on Linux and Windows workstations, bypassing standard macro trust prompts entirely.
Read Full Advisory âTue, 06 Oct 2026