CVE-2026-42392

A flaw was found in Dovecot. An attacker with valid credentials can send an invalid IMAP URLFETCH command, leading to the inclusion of uninitialized memory in the error response. This can disclose process memory contents to the client, potentially revealing sensitive data. Mitigation To mitigate...

Mozilla Thunderbird < 153.2

The version of Thunderbird installed on the remote Windows host is prior to 153.2. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-88 advisory. - Privilege escalation due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 155...

Mozilla Thunderbird < 153.2

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 153.2. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-88 advisory. - Privilege escalation due to invalid pointer in the Graphics component. This vulnerability was fixed in...

PT-2026-84525

Name of the Vulnerable Software and Affected Versions Thunderbird versions prior to 140.15 Thunderbird versions prior to 153.2 Thunderbird versions prior to 155 Description Triggering an error condition in certain MIME bodies Multipurpose Internet Mail Extensions, a standard that allows email to...

PUB-A-511327116

In multiple locations, there is a possible information disclosure due to uninitialized memory use. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation...

Mozilla Thunderbird < 155.0

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 155.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-86 advisory. - Privilege escalation due to invalid pointer in the Graphics component. This vulnerability was fixed in...

Security Vulnerabilities fixed in Thunderbird 140.15 — Mozilla

Triggering an error condition in certain MIME bodies would cause uninitialized memory to be used. A maliciously constructed mail header could lead to a one byte read past the end of a buffer. A malicious IMAP server can trigger use-after-free and heap-memory disclosure by sending a crafted ID...

PT-2026-84307

Name of the Vulnerable Software and Affected Versions gvfs affected versions not specified Description A flaw in the SFTP backend allows a malicious SFTP server to cause the read string function to allocate a buffer without verifying if it is completely filled. This leaves the remainder of the...

SUSE CVE-2026-72172

In the Linux kernel, the following vulnerability has been resolved: mm/mminit: fix uninitialized struct pages for ZONEDEVICE If DAX memory is hotplugged into an unoccupied subsection of an early section, sectionactivate reuses the unoptimized boot memmap. However, compoundnrpages still assumes th...

CVE-2026-80707

A flaw was found in the Linux kernel's J1939 CAN bus transport module. When a new session's receive buffer is allocated, it is not properly initialized, which can leave residual data from previous memory usage. A local attacker could potentially exploit this to read sensitive information from the...

PT-2026-84903

Name of the Vulnerable Software and Affected Versions FreeRDP versions 3.0.0 through 3.30.0 Description Uninitialized heap memory is transmitted in the reserved padding fields of the Save Session Info PDU. This occurs because three PDU writers in libfreerdp/core/info.c rdp write logon info v2, rd...

SUSE CVE-2026-42392

An attacker that has valid credentials can send an invalid IMAP URLFETCH command, which causes uninitialized memory to be included in the error response returned to the client. Process memory contents can be disclosed to the client, which may include sensitive data. Disable the IMAP URLAUTH...

Linux Distros Unpatched Vulnerability : CVE-2026-42392

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An attacker that has valid credentials can send an invalid IMAP URLFETCH command, which causes uninitialized memory to be included in the error response returne...

AZL-98277 CVE-2026-42392 affecting package dovecot 2.3.20-1

An attacker that has valid credentials can send an invalid IMAP URLFETCH command, which causes uninitialized memory to be included in the error response returned to the client. Process memory contents can be disclosed to the client, which may include sensitive data. Disable the IMAP URLAUTH...

CVE-2026-42392

An attacker that has valid credentials can send an invalid IMAP URLFETCH command, which causes uninitialized memory to be included in the error response returned to the client. Process memory contents can be disclosed to the client, which may include sensitive data. Disable the IMAP URLAUTH...

ALPINE-CVE-2026-42392

An attacker that has valid credentials can send an invalid IMAP URLFETCH command, which causes uninitialized memory to be included in the error response returned to the client. Process memory contents can be disclosed to the client, which may include sensitive data. Disable the IMAP URLAUTH...

CVE-2026-42392

An attacker that has valid credentials can send an invalid IMAP URLFETCH command, which causes uninitialized memory to be included in the error response returned to the client. Process memory contents can be disclosed to the client, which may include sensitive data. Disable the IMAP URLAUTH...

CVE-2026-42392

CVE-2026-42392 affects Open-Xchange Dovecot . An attacker with valid credentials can send an invalid IMAP URLFETCH command, causing uninitialized memory to be included in the error response returned to the client. This discloses process memory contents , which may contain sensitive data. The CVSS...

CVE-2026-42392

An attacker that has valid credentials can send an invalid IMAP URLFETCH command, which causes uninitialized memory to be included in the error response returned to the client. Process memory contents can be disclosed to the client, which may include sensitive data. Disable the IMAP URLAUTH...

EUVD-2026-67675

An attacker that has valid credentials can send an invalid IMAP URLFETCH command, which causes uninitialized memory to be included in the error response returned to the client. Process memory contents can be disclosed to the client, which may include sensitive data. Disable the IMAP URLAUTH...