Google researchers have discovered that a Zimbra zero-day vulnerability has been exploited in the wild, with users being advised to manually patch their installations.
Fortinet has warned customers that the critical CVE-2023-27997 vulnerability that was patched recently could be a zero-day exploited in limited attacks.
The recently discovered Barracuda zero-day vulnerability CVE-2023-2868 has been exploited to deliver malware and steal data since at least October 2022.