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Sightings

Recent sightings
Author Source Vulnerability Type Date Other
sync_user https://bsky.app/profile/cyberhub.blog/post/3mq2hm57lf72s CVE-2021-20166 seen 2026-07-07 11:07:07
cedric https://db.gcve.eu/known-exploited-vulnerabilities-catalog/4cafea93-f511-497d-854e-10216ad69a00 CVE-2021-20166 exploited 2026-07-01 07:17:00
sync_user https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/e881fc8a-c9e2-4de9-b55a-f24bf107d987 CVE-2021-20166 exploited 2026-06-30 09:23:27
sync_user The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-06-25) CVE-2021-20166 exploited 2026-06-26 10:15:14
sync_user https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/55f9bd46-b6a0-4478-bef2-cbb7f074e9ca CVE-2021-20166 exploited 2026-06-23 14:02:59
sync_user https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/0b7dc440-7039-46b8-b508-6935b39e38e2 CVE-2021-20166 exploited 2026-06-19 12:45:09
cedric https://db.gcve.eu/known-exploited-vulnerabilities-catalog/b325b9f4-ca8e-4569-9e41-2566ca4697d7 CVE-2021-20166 exploited 2026-06-19 12:42:03
sync_user The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-06-07) CVE-2021-20166 exploited 2026-06-07 00:00:00
cedric The Shadowserver (honeypot/common-vulnerabilities) - (2026-04-05) CVE-2021-20166 seen 2026-04-05 00:00:00
cedric The Shadowserver (honeypot/exploited-vulnerabilities) - (2025-04-21) CVE-2021-20166 exploited 2025-04-21 00:00:00
displaying 1 - 10 sightings in total 13

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

Sightings Sources.