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Sightings

Recent sightings
Author Source Vulnerability Type Date Other
automation The Shadowserver (honeypot/common-vulnerabilities) - (2026-08-09) CVE-2021-21389 seen 2026-08-10 10:00:08
automation The Shadowserver (honeypot/common-vulnerabilities) - (2026-08-07) CVE-2021-21389 seen 2026-08-08 10:47:51
automation The Shadowserver (honeypot/common-vulnerabilities) - (2026-07-31) CVE-2021-21389 seen 2026-08-01 10:00:06
automation The Shadowserver (honeypot/common-vulnerabilities) - (2026-07-28) CVE-2021-21389 seen 2026-07-29 10:00:13
automation The Shadowserver (honeypot/common-vulnerabilities) - (2026-07-03) CVE-2021-21389 seen 2026-07-04 10:00:06
cedric https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/6d6c1916-bde4-4880-9d10-f9bf04ab730c CVE-2021-21389 exploited 2026-06-30 09:23:33
automation https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/03794a12-d3f5-4bea-9e7e-ec3cdfdeeb4a CVE-2021-21389 exploited 2026-06-23 14:03:27
automation https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/b6dda4d1-ab12-419b-8c17-376661f6fdb7 CVE-2021-21389 exploited 2026-06-19 12:46:04
automation The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-06-07) CVE-2021-21389 exploited 2026-06-07 00:00:00
automation The Shadowserver (honeypot/common-vulnerabilities) - (2026-06-05) CVE-2021-21389 seen 2026-06-05 00:00:00
displaying 1 - 10 sightings in total 93

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

Sightings Sources.