WS-2026-0144

@payloadcms/plugin-mcp 3.64.0 through 3.87.1 and four 4.0.0-internal builds from May 2026: an operator-precedence bug in the default MCP API-key resolver made it ignore the key passed by a custom overrideAuth function and authenticate with the request's Authorization bearer header instead, so...

CVE-2026-71259

ESPHome through 2026.7.0-dev contains an operator-precedence bug in the cv.url validator in esphome/configvalidation.py. Because binds tighter than , any file: URI passes validation regardless of netloc. This validator gates the field of the externalcomponents YAML directive's git source schema,...

CVE-2026-71259: Incomplete List of Disallowed Inputs

ESPHome through 2026.7.0-dev contains an operator-precedence bug in the cv.url validator in esphome/configvalidation.py. Because binds tighter than , any file: URI passes validation regardless of netloc. This validator gates the field of the externalcomponents YAML directive's git source schema,...

CVE-2026-44722 pyzipper: Encryption bypass for small files encrypted with pyzipper

pyzipper is a replacement for Python's zipfile that can read and write AES encrypted zip files. Prior to 0.4.0, a Python operator precedence bug in pyzipper/zipfileaes.py caused the AE-2 format to never be automatically selected during encryption, causing encrypted entries to be written in AE-1...

CVE-2026-44722

pyzipper is a replacement for Python's zipfile that can read and write AES encrypted zip files. Prior to 0.4.0, a Python operator precedence bug in pyzipper/zipfileaes.py caused the AE-2 format to never be automatically selected during encryption, causing encrypted entries to be written in AE-1...

CVE-2026-44722

Summary: CVE-2026-44722 affects pyzipper before 0.4.0, where a Python operator precedence bug in pyzipper/zipfile_aes.py prevented automatic selection of AE-2 during encryption. As a result, entries were written using AE-1 format, which stores the plaintext CRC32 checksum in the ZIP header and, f...

CVE-2026-44722: Use of Incorrect Operator

pyzipper is a replacement for Python's zipfile that can read and write AES encrypted zip files. Prior to 0.4.0, a Python operator precedence bug in pyzipper/zipfileaes.py caused the AE-2 format to never be automatically selected during encryption, causing encrypted entries to be written in AE-1...

UBUNTU-CVE-2026-59999

In sshd in OpenSSH before 10.4, DisableForwarding=yes was supposed to take precedence over PermitTunnel=yes, but did not...

EUVD-2026-42142

In sshd in OpenSSH before 10.4, DisableForwarding=yes was supposed to take precedence over PermitTunnel=yes, but did not...

CVE-2026-59999

CVE-2026-59999 affects OpenSSH sshd prior to 10.4, where the intended precedence of DisableForwarding=yes over PermitTunnel=yes did not hold. The available documents confirm the root cause is an ordering/precedence bug in sshd, but do not provide concrete details on affected product versions beyo...

GO-2026-5428 Vikunja has Broken Access Control on Label Read via SQL Operator Precedence Bug in code.vikunja.io/api

Vikunja has Broken Access Control on Label Read via SQL Operator Precedence Bug in code.vikunja.io/api. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive reports from...

PT-2026-41139

Name of the Vulnerable Software and Affected Versions pyzipper versions prior to 0.4.0 Description A Python operator precedence bug in pyzipper/zipfile aes.py prevents the AE-2 format from being automatically selected during encryption. Consequently, encrypted entries are written in AE-1 format...

Exploit for Operator Precedence Logic Error in Freebsd

CVE-2026-7270 FreeBSD local privilege escalation via exec...

CVE-2026-7270

An operator precedence bug in the kernel results in a scenario where a buffer overflow causes attacker-controlled data to overwrite adjacent execve2 argument buffers. The bug may be exploitable by an unprivileged user to obtain superuser privileges...

FreeBSD-SA-26:13.exec

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 ============================================================================= FreeBSD-SA-26:13.exec Security Advisory The FreeBSD Project Topic: Local privilege escalation via execve Category: core Module: execve2 Announced: 2026-04-29 Credits: Ryan...

GHSA-39Q2-94RC-95CP DOMPurify's ADD_TAGS function form bypasses FORBID_TAGS due to short-circuit evaluation

Summary In src/purify.ts:1117-1123, ADDTAGS as a function via EXTRAELEMENTHANDLING.tagCheck bypasses FORBIDTAGS due to short-circuit evaluation. The condition: !tagChecktagName && !ALLOWEDTAGStagName || FORBIDTAGStagName When tagChecktagName returns true, the entire condition is false and the...

CVE-2026-39957

Lychee is a free, open-source photo-management tool. Prior to 7.5.4, a SQL operator-precedence bug in SharingController::listAll causes the orWhereNotNull'usergroupid' clause to escape the ownership filter applied by the when block. Any authenticated non-admin user with upload permission who owns...

CVE-2026-34733 AVideo: Unauthenticated File Deletion via PHP Operator Precedence Bug in CLI Guard

WWBN AVideo is an open source video platform. In versions 26.0 and prior, the AVideo installation script install/deleteSystemdPrivate.php contains a PHP operator precedence bug in its CLI-only access guard. The script is intended to run exclusively from the command line, but the guard condition...

CVE-2026-34733 AVideo: Unauthenticated File Deletion via PHP Operator Precedence Bug in CLI Guard

WWBN AVideo is an open source video platform. In versions 26.0 and prior, the AVideo installation script install/deleteSystemdPrivate.php contains a PHP operator precedence bug in its CLI-only access guard. The script is intended to run exclusively from the command line, but the guard condition...

CVE-2026-34733

WWBN AVideo is an open source video platform. In versions 26.0 and prior, the AVideo installation script install/deleteSystemdPrivate.php contains a PHP operator precedence bug in its CLI-only access guard. The script is intended to run exclusively from the command line, but the guard condition...