Community
Sightings
| Author | Source | Vulnerability | Type | Date | Other |
|---|---|---|---|---|---|
| cedric | The Shadowserver (honeypot/common-vulnerabilities) - (2026-03-20) | CVE-2021-26855 | seen | 2026-03-20 00:00:00 | |
| sync_user | https://www.kyberturvallisuuskeskus.fi/fi/varoitus-exchangen-hyvaksikaytetty-haavoittuvuus | CVE-2021-26858 | seen | 2026-03-17 14:55:26 | |
| sync_user | https://www.kyberturvallisuuskeskus.fi/fi/varoitus-exchangen-hyvaksikaytetty-haavoittuvuus | CVE-2021-26857 | seen | 2026-03-17 14:55:24 | |
| sync_user | https://www.govcert.gov.hk/en/alerts_detail.php?id=556 | CVE-2021-26855 | seen | 2026-03-17 14:55:19 | |
| sync_user | https://www.govcert.gov.hk/en/alerts_detail.php?id=556 | CVE-2021-26858 | seen | 2026-03-17 14:55:17 | |
| sync_user | https://www.govcert.gov.hk/en/alerts_detail.php?id=556 | CVE-2021-26857 | seen | 2026-03-17 14:55:15 | |
| cedric | The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-03-16) | CVE-2021-26855 | exploited | 2026-03-16 00:00:00 | |
| cedric | The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-03-14) | CVE-2021-26855 | exploited | 2026-03-14 00:00:00 | |
| cedric | The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-03-11) | CVE-2021-26855 | exploited | 2026-03-11 00:00:00 | |
| cedric | The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-03-10) | CVE-2021-26855 | exploited | 2026-03-10 00:00:00 |
displaying 301 - 310 sightings in total 987
If a line is highlighted in yellow, it indicates that the vulnerability advisory has not yet been published.