Patch Sonar

Zero-days under active attack, explained in plain English

Progress

9 Progress flaws are on CISA's list of vulnerabilities attackers have used, 1 of them added in 2026. CISA says 4 are known to be used by ransomware. The latest was added Aug 7, 2026.

9on CISA's list, all time
1added in 2026
1in the last 90 days
4used by ransomware
1zero-days, all time

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Exploited flaws added each year

Most-hit products

ProductExploited flawsMost recent
WhatsUp Gold2Mar 3, 2025
LoadMaster1Aug 7, 2026
Kemp LoadMaster1Nov 18, 2024
Telerik Report Server1Jun 13, 2024
WS_FTP Server1Oct 5, 2023
MOVEit Transfer1Jun 2, 2023
ASP.NET AJAX and Sitefinity1Nov 3, 2021
Telerik UI for ASP.NET AJAX1Nov 3, 2021

Latest Progress flaws

Counts come from CISA's Known Exploited Vulnerabilities catalog, which lists flaws with reliable evidence of real attacks. A higher count often reflects how widely a vendor's products are used and targeted, not only how secure they are.