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Sightings

Recent sightings
Author Source Vulnerability Type Date Other
cedric https://db.gcve.eu/known-exploited-vulnerabilities-catalog/84e1c312-69e2-4202-a3c4-ae7c79c75535 CVE-2021-21978 exploited 2026-07-01 07:17:00
cedric https://db.gcve.eu/known-exploited-vulnerabilities-catalog/b11a9ac1-91c3-4907-af05-f453e66a0f10 CVE-2021-21978 exploited 2026-06-23 11:13:03
cedric The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-04-07) CVE-2021-21978 exploited 2026-04-07 00:00:00
cedric The Shadowserver (honeypot/common-vulnerabilities) - (2026-04-05) CVE-2021-21978 seen 2026-04-05 00:00:00
cedric The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-03-01) CVE-2021-21978 exploited 2026-03-01 00:00:00
cedric The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-01-23) CVE-2021-21978 exploited 2026-01-23 00:00:00
cedric The Shadowserver (honeypot/exploited-vulnerabilities) - (2025-11-07) CVE-2021-21978 exploited 2025-11-07 00:00:00
cedric The Shadowserver (honeypot/exploited-vulnerabilities) - (2025-10-03) CVE-2021-21978 exploited 2025-10-03 00:00:00
cedric The Shadowserver (honeypot/exploited-vulnerabilities) - (2025-07-06) CVE-2021-21978 exploited 2025-07-06 00:00:00
cedric The Shadowserver (honeypot/exploited-vulnerabilities) - (2025-04-22) CVE-2021-21978 exploited 2025-04-22 00:00:00
displaying 1 - 10 sightings in total 26

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

Sightings Sources.