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Direct Vulnerabilities

Known vulnerabilities in the dovecot package. This does not include vulnerabilities belonging to this package’s dependencies.

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Vulnerability	Vulnerable Version
L CVE-2026-42394	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-73209	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-73208	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-52687	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-52681	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-42395	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-42393	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-42392	*
L CVE-2026-42391	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-42008	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-42007	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-42006	<1:2.3.19.1+dfsg1-2.1+deb12u6
L CVE-2026-40205	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-40204	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-40203	<1:2.4.1+dfsg1-6+deb13u7
M CVE-2026-40020	<1:2.3.19.1+dfsg1-2.1+deb12u6
L CVE-2026-40019	*
L CVE-2026-40018	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-40017	<1:2.4.1+dfsg1-6+deb13u7
M CVE-2026-40016	<1:2.3.19.1+dfsg1-2.1+deb12u6
L CVE-2026-40015	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-40014	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-40013	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-33607	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-33606	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-33605	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-33604	<1:2.4.1+dfsg1-6+deb13u7
M CVE-2026-33603	<1:2.3.19.1+dfsg1-2.1+deb12u6
L CVE-2026-33263	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2026-27859	<1:2.3.19.1+dfsg1-2.1+deb12u2
L CVE-2026-27858	<1:2.3.19.1+dfsg1-2.1+deb12u2
H CVE-2026-27857	<1:2.3.19.1+dfsg1-2.1+deb12u2
M CVE-2026-27856	<1:2.3.19.1+dfsg1-2.1+deb12u2
M CVE-2026-27855	<1:2.3.19.1+dfsg1-2.1+deb12u2
L CVE-2026-27852	<1:2.4.1+dfsg1-6+deb13u7
L CVE-2025-59032	<1:2.3.19.1+dfsg1-2.1+deb12u2
L CVE-2025-59031	<1:2.3.19.1+dfsg1-2.1+deb12u2
L CVE-2024-23185	<1:2.3.19.1+dfsg1-2.1+deb12u1
L CVE-2024-23184	<1:2.3.19.1+dfsg1-2.1+deb12u1
H Improper Authentication	<1:2.3.19.1+dfsg1-2
M Arbitrary Command Injection	<1:2.3.13+dfsg1-2
M Directory Traversal	<1:2.3.13+dfsg1-2
M Allocation of Resources Without Limits or Throttling	<1:2.3.16+dfsg1-1
H Improper Input Validation	<1:2.3.13+dfsg1-1
M CVE-2020-24386	<1:2.3.13+dfsg1-1
H Out-of-bounds Read	<1:2.3.11.3+dfsg1-1
H Out-of-bounds Read	<1:2.3.11.3+dfsg1-1
H Uncontrolled Recursion	<1:2.3.11.3+dfsg1-1
M Improper Input Validation	<1:2.3.10.1+dfsg1-1
M Use After Free	<1:2.3.10.1+dfsg1-1
H NULL Pointer Dereference	<1:2.3.10.1+dfsg1-1
C Out-of-bounds Write	<1:2.3.7.2-1
H CVE-2019-11499	<1:2.3.4.1-5
H NULL Pointer Dereference	<1:2.3.4.1-5
H CVE-2019-10691	<1:2.3.4.1-4
H Missing Release of Resource after Effective Lifetime	<1:2.2.34-1
M CVE-2017-15130	<1:2.2.34-1
H Out-of-bounds Read	<1:2.2.34-1
L CVE-2026-0394	<1:2.3.19.1+dfsg1-2.1+deb12u2
H Out-of-Bounds	<1:2.3.4.1-3
M Improper Certificate Validation	<1:2.3.4.1-1
H Improper Input Validation	<1:2.2.27-3
M Improper Input Validation	<1:2.2.27-1
M Improper Certificate Validation	<1:2.2.13-12
M Improper Authentication	<1:2.2.13~rc1-1
M Improper Authentication	<1:2.2.9-1
M Improper Input Validation	<1:2.0.18-1
M Directory Traversal	<1:2.0.13-1
M Configuration	<1:2.0.13-1
M Improper Input Validation	<1:2.0.13-1
M CVE-2010-3780	<1:1.2.15-1
L Access Restriction Bypass	<1:1.2.15-1
M Access Restriction Bypass	<1:1.2.15-1
M Access Restriction Bypass	<1:1.2.15-1
M Access Restriction Bypass	<1.2.13-1
M Resource Management Errors	<1:1.2.11-1
M Incorrect Permission Assignment for Critical Resource	<1:1.2.8-1
H Out-of-Bounds	<1:1.2.1-1
M Out-of-Bounds	<1:1.2.1-1
M Directory Traversal	<1:1.0.15-2.3
M Improper Input Validation	<1:1.1.7-1
M Incorrect Permission Assignment for Critical Resource	*
M Access Restriction Bypass	<1:1.1.9-1
H Incorrect Authorization	<1:1.0.15-2.2
M Credentials Management	<1:1.0.13-1
M Configuration	<1:1.0.12-1
M Access Restriction Bypass	<1:1.0.10-1
M CVE-2007-4211	<1:1.0.3-2
M CVE-2007-2231	<1.0.rc29-1
M CVE-2006-5973	<1.0.rc15-1
M CVE-2006-2414	<1.0.beta8-1
M Out-of-Bounds	<1.0.beta3-1

Vulnerability

Vulnerable Version

CVE-2026-42394

<1:2.4.1+dfsg1-6+deb13u7