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Sightings

Recent sightings
Author Source Vulnerability Type Date Other
cedric https://db.gcve.eu/known-exploited-vulnerabilities-catalog/40388925-751b-4351-9f75-37d759bc8b29 CVE-2021-20837 exploited 2026-07-01 07:17:01
cedric https://db.gcve.eu/known-exploited-vulnerabilities-catalog/5b61db64-54b9-422d-b685-c2c4f1be0c2f CVE-2021-20837 exploited 2026-06-23 11:12:17
cedric The Shadowserver (honeypot/common-vulnerabilities) - (2026-03-20) CVE-2021-20837 seen 2026-03-20 00:00:00
cedric The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-03-11) CVE-2021-20837 exploited 2026-03-11 00:00:00
cedric The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-03-05) CVE-2021-20837 exploited 2026-03-05 00:00:00
cedric The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-03-04) CVE-2021-20837 exploited 2026-03-04 00:00:00
cedric The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-02-01) CVE-2021-20837 exploited 2026-02-01 00:00:00
cedric The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-01-24) CVE-2021-20837 exploited 2026-01-24 00:00:00
cedric The Shadowserver (honeypot/common-vulnerabilities) - (2026-01-13) CVE-2021-20837 seen 2026-01-13 00:00:00
cedric The Shadowserver (honeypot/common-vulnerabilities) - (2025-12-30) CVE-2021-20837 seen 2025-12-30 00:00:00
displaying 1 - 10 sightings in total 60

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

Sightings Sources.