CVE-2026-27856

Doveadm credentials are verified using direct comparison which is susceptible to timing oracle attack. An attacker can use this to determine the configured credentials. Figuring out the credential will lead into full access to the affected component. Limit access to the doveadm http service port,...

CVE-2026-27856

Doveadm credentials are verified using direct comparison which is susceptible to timing oracle attack. An attacker can use this to determine the configured credentials. Figuring out the credential will lead into full access to the affected component. Limit access to the doveadm http service port,...

CVE-2026-24031

Dovecot SQL based authentication can be bypassed when authusernamechars is cleared by admin. This vulnerability allows bypassing authentication for any user and user enumeration. Do not clear authusernamechars. If this is not possible, install latest fixed version. No publicly available exploits...

CVE-2026-24031

Dovecot SQL based authentication can be bypassed when authusernamechars is cleared by admin. This vulnerability allows bypassing authentication for any user and user enumeration. Do not clear authusernamechars. If this is not possible, install latest fixed version. No publicly available exploits...

CVE-2026-24031

Dovecot SQL based authentication can be bypassed when authusernamechars is cleared by admin. This vulnerability allows bypassing authentication for any user and user enumeration. Do not clear authusernamechars. If this is not possible, install latest fixed version. No publicly available exploits...

CVE-2025-59028

When sending invalid base64 SASL data, login process is disconnected from the auth server, causing all active authentication sessions to fail. Invalid BASE64 data can be used to DoS a vulnerable server to break concurrent logins. Install fixed version or disable concurrency in login processes hea...

CVE-2025-59028

CVE-2025-59028 affects Dovecot’s authentication path where invalid base64 SASL data can disconnect from the auth server, causing DoS of concurrent logins. Public advisories (openSUSE/SUSE openSUSE:20554-1, SLES16 SUSE-SU-2026:21208-1, Ubuntu USN-8136-1) indicate the issue in the dovecot24 package...

CVE-2026-33747 BuildKit vulnerable to malicious frontend causing file escape outside of storage root

BuildKit is a toolkit for converting source code to build artifacts in an efficient, expressive and repeatable manner. Prior to version 0.28.1, when using a custom BuildKit frontend, the frontend can craft an API message that causes files to be written outside of the BuildKit state directory for...

CVE-2026-33747

BuildKit is a toolkit for converting source code to build artifacts in an efficient, expressive and repeatable manner. Prior to version 0.28.1, when using a custom BuildKit frontend, the frontend can craft an API message that causes files to be written outside of the BuildKit state directory for...

UBUNTU-CVE-2026-27858

Attacker can send a specifically crafted message before authentication that causes managesieve to allocate large amount of memory. Attacker can force managesieve-login to be unavailable by repeatedly crashing the process. Protect access to managesieve protocol, or install fixed version. No public...

UBUNTU-CVE-2026-24031

Dovecot SQL based authentication can be bypassed when authusernamechars is cleared by admin. This vulnerability allows bypassing authentication for any user and user enumeration. Do not clear authusernamechars. If this is not possible, install latest fixed version. No publicly available exploits...

UBUNTU-CVE-2026-27857

Sending "NOOP ..." command with 4000 parenthesis open+close results in 1MB extra memory usage. Longer commands will result in client disconnection. This 1 MB can be left allocated for longer time periods by not sending the command ending LF. So attacker could connect possibly from even a single I...

PT-2026-28573

Name of the Vulnerable Software and Affected Versions Handlebars versions 4.0.0 through 4.7.8 Description The Handlebars CLI precompiler bin/handlebars / lib/precompiler.js concatenates user-controlled strings – template file names and several CLI options – directly into the JavaScript it emits...

CVE-2026-33672 Picomatch: Method Injection in POSIX Character Classes causes incorrect Glob Matching

Picomatch is a glob matcher written JavaScript. Versions prior to 4.0.4, 3.0.2, and 2.3.2 are vulnerable to a method injection vulnerability affecting the POSIXREGEXSOURCE object. Because the object inherits from Object.prototype, specially crafted POSIX bracket expressions e.g., :constructor: ca...

CVE-2026-33635

iCalendar is a Ruby library for dealing with iCalendar files in the iCalendar format defined by RFC-5545. Starting in version 2.0.0 and prior to version 2.12.2, .ics serialization does not properly sanitize URI property values, enabling ICS injection through attacker-controlled input, adding...

CVE-2026-33620 PinchTab: API Bearer Token Exposed in URL Query Parameter via Server Logs and Intermediary Systems

PinchTab is a standalone HTTP server that gives AI agents direct control over a Chrome browser. PinchTab v0.7.8 through v0.8.3 accepted the API token from a token URL query parameter in addition to the Authorization header. When a valid API credential is sent in the URL, it can be exposed through...

Arbitrary Command Injection

Overview Affected versions of this package are vulnerable to Arbitrary Command Injection via the actioner process. An attacker can execute arbitrary system commands by sending specially crafted requests to the metadata service endpoint. Remediation There is no fixed version for...

Arbitrary Command Injection

Overview Affected versions of this package are vulnerable to Arbitrary Command Injection via the actioner process. An attacker can execute arbitrary system commands by sending specially crafted requests to the metadata service endpoint. Remediation There is no fixed version for...

Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read through the NEON palette expansion functions in arm/paletteneonintrinsics.c. An attacker can corrupt memory or crash the application by supplying a PNG row whose width is not a multiple of the NEON chunk size. Notes -...

GHSA-PV9V-5J35-XWCR libcrux Panics During Standalone MAC Operations

An incorrect constant for the key length in libcrux-poly1305 caused the standalone MAC function libcruxpoly1305::mac to always panic with an out-of-bounds memory access. Impact Applications wishing to use libcrux-poly1305 as a standalone MAC would experience panics. The use of libcrux-poly1305 in...