Sightings
| Author | Source | Vulnerability | Type | Date | Other |
|---|---|---|---|---|---|
| automation | The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-04-11) | CVE-2021-40539 | exploited | 2026-04-11 00:00:00 | |
| automation | The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-03-31) | CVE-2021-40539 | exploited | 2026-03-31 00:00:00 | |
| automation | The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-03-09) | CVE-2021-40539 | exploited | 2026-03-09 00:00:00 | |
| automation | The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-03-08) | CVE-2021-40539 | exploited | 2026-03-08 00:00:00 | |
| automation | The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-03-05) | CVE-2021-40539 | exploited | 2026-03-05 00:00:00 | |
| automation | The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-02-12) | CVE-2021-40539 | exploited | 2026-02-12 00:00:00 | |
| automation | MISP/7544e906-dfda-47ae-ae7b-3ec0d5e26b56 | CVE-2021-40539 | seen | 2026-02-09 07:19:08 | |
| cedric | https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/a92b4eea-f16e-45f2-9e2c-a4f00fa5fd99 | CVE-2021-40539 | exploited | 2026-02-02 12:29:07 | |
| automation | The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-01-24) | CVE-2021-40539 | exploited | 2026-01-24 00:00:00 | |
| automation | The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-01-23) | CVE-2021-40539 | exploited | 2026-01-23 00:00:00 |
displaying 1 - 10 sightings in total 64
If a line is highlighted in yellow, it indicates that the vulnerability advisory has not yet been published.