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Sightings

Recent sightings
Author Source Vulnerability Type Date Other
sync_user https://t.me/cissp/2770 CVE-2021-21389 published-proof-of-concept 2026-09-11 14:00:06
sync_user The Shadowserver (honeypot/common-vulnerabilities) - (2026-09-08) CVE-2021-21389 seen 2026-09-09 10:00:08
sync_user https://t.me/cissp/2770 CVE-2021-21389 seen 2026-09-01 17:00:56
sync_user The Shadowserver (honeypot/common-vulnerabilities) - (2026-08-20) CVE-2021-21389 seen 2026-08-21 10:00:20
sync_user The Shadowserver (honeypot/common-vulnerabilities) - (2026-08-18) CVE-2021-21389 seen 2026-08-19 10:00:10
sync_user The Shadowserver (honeypot/common-vulnerabilities) - (2026-08-09) CVE-2021-21389 seen 2026-08-10 10:00:08
sync_user The Shadowserver (honeypot/common-vulnerabilities) - (2026-08-07) CVE-2021-21389 seen 2026-08-08 10:47:51
sync_user The Shadowserver (honeypot/common-vulnerabilities) - (2026-07-31) CVE-2021-21389 seen 2026-08-01 10:00:06
sync_user The Shadowserver (honeypot/common-vulnerabilities) - (2026-07-28) CVE-2021-21389 seen 2026-07-29 10:00:13
sync_user The Shadowserver (honeypot/common-vulnerabilities) - (2026-07-03) CVE-2021-21389 seen 2026-07-04 10:00:06
displaying 1 - 10 sightings in total 100

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

Sightings Sources.