Sightings

Author Source Vulnerability Type Date Other
automation The Shadowserver (honeypot/common-vulnerabilities) - (2026-03-20) CVE-2021-20837 seen 2026-03-20 00:00:00
automation The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-03-11) CVE-2021-20837 exploited 2026-03-11 00:00:00
automation The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-03-05) CVE-2021-20837 exploited 2026-03-05 00:00:00
automation The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-03-04) CVE-2021-20837 exploited 2026-03-04 00:00:00
automation The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-02-01) CVE-2021-20837 exploited 2026-02-01 00:00:00
automation The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-01-24) CVE-2021-20837 exploited 2026-01-24 00:00:00
automation The Shadowserver (honeypot/common-vulnerabilities) - (2026-01-13) CVE-2021-20837 seen 2026-01-13 00:00:00
automation The Shadowserver (honeypot/common-vulnerabilities) - (2025-12-30) CVE-2021-20837 seen 2025-12-30 00:00:00
automation The Shadowserver (honeypot/common-vulnerabilities) - (2025-12-18) CVE-2021-20837 seen 2025-12-18 00:00:00
automation The Shadowserver (honeypot/exploited-vulnerabilities) - (2025-12-14) CVE-2021-20837 exploited 2025-12-14 00:00:00
displaying 1 - 10 sightings in total 45

If a line is highlighted in yellow, it indicates that the vulnerability advisory has not yet been published.

Sightings Sources.