The vulnerability of the ManageSieve mail server services Dovecot and OX Dovecot Pro, related to uncontrolled resource consumption, allows a hacker to cause service failures.
🗓️ 23 Jul 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 17 Views
| Reporter | Title | Published | Views | Family All 48 |
|---|---|---|---|---|
 | CVE-2026-40016 | 12 May 202613:28 | – | attackerkb |
 | CVE-2026-40016 | 12 May 202613:28 | – | alpinelinux |
 | Astra Linux – Vulnerability in dovecot | 14 Sep 202612:41 | – | astralinux |
 | Open-Xchange OX Dovecot Pro 资源管理错误漏洞 | 12 May 202600:00 | – | cnnvd |
 | CVE-2026-40016 | 12 May 202613:28 | – | cve |
 | CVE-2026-40016 | 12 May 202613:28 | – | cvelist |
 | [SECURITY] [DSA 6313-1] dovecot security update | 31 May 202618:25 | – | debian |
 | CVE-2026-40016 | 12 May 202613:28 | – | debiancve |
 | Debian dsa-6313 : dovecot-auth-lua - security update | 2 Jun 202600:00 | – | nessus |
| Fedora 43 : dovecot (2026-693373747f) | 3 Jun 202600:00 | – | nessus |
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22 Sep 2026 00:00Current
6.4Medium risk
Vulners AI Score6.4
CVSS 36.5
CVSS 26.8
EPSS0.00427