rsync: TOCTOU symlink race condition allowing local privilege escalation in daemon mode without chroot.

A flaw was found in rsync. An rsync daemon configured with "use chroot = no" is exposed to a time-of-check / time-of-use race on parent path components. A local attacker with write access to a module can replace a parent directory component with a symlink between the receiver's check and its open...

ALSA-2026:26408 Important: rsync security update

The rsync utility enables the users to copy and synchronize files locally or across a network. Synchronization with rsync is fast because rsync only sends the differences in files over the network instead of sending whole files. The rsync utility is also used as a mirroring tool. Security Fixes:...

ALSA-2026:26410 Important: rsync security update

The rsync utility enables the users to copy and synchronize files locally or across a network. Synchronization with rsync is fast because rsync only sends the differences in files over the network instead of sending whole files. The rsync utility is also used as a mirroring tool. Security Fixes:...

PT-2026-51505

Name of the Vulnerable Software and Affected Versions Crawl4AI versions prior to 0.8.8 Description An arbitrary file write issue exists in the screenshot and PDF endpoints. Unauthenticated remote attackers can write files outside the intended directory by exploiting insufficient path validation a...

Important: rsync security update

The rsync utility enables the users to copy and synchronize files locally or across a network. Synchronization with rsync is fast because rsync only sends the differences in files over the network instead of sending whole files. The rsync utility is also used as a mirroring tool. Security Fixes:...

PT-2026-53068

Name of the Vulnerable Software and Affected Versions libblkid-devel versions prior to 2.42.2-1.1 Description A local privilege escalation exists in the mount8 command due to a Time-of-Check to Time-of-Use TOCTOU race condition. This flaw allows an attacker to redirect the target path during the...

Security Bulletin: MongoDB Enterprised Advanced affected by: Time-of-check Time-of-use (TOCTOU) Race Condition (CVE-2026-22751)

Summary There are vulnerabilities in spring-security-core-6.5.9.jar used in MongoDB Enterprised Advanced for IBM, involving CVE-2026-22751. The vulnerability has been addressed. Vulnerability Details CVEID:CVE-2026-22751 DESCRIPTION: Vulnerability in Spring Spring Security. Applications that...

CVE-2025-15546

The Iptanus File Upload WordPress plugin before 5.1.7 does not implement proper file handling when the duplicatepolicy setting is configured to "maintain both." Due to a Time-of-Check to Time-of-Use TOCTOU race condition between the file existence check and the actual file write operation, an...

CVE-2025-15546 Iptanus File Upload < 5.1.7 - File Overwrite via Race Condition

The Iptanus File Upload WordPress plugin before 5.1.7 does not implement proper file handling when the duplicatepolicy setting is configured to "maintain both." Due to a Time-of-Check to Time-of-Use TOCTOU race condition between the file existence check and the actual file write operation, an...

CVE-2025-15546 Iptanus File Upload < 5.1.7 - File Overwrite via Race Condition

The Iptanus File Upload WordPress plugin before 5.1.7 does not implement proper file handling when the duplicatepolicy setting is configured to "maintain both." Due to a Time-of-Check to Time-of-Use TOCTOU race condition between the file existence check and the actual file write operation, an...

vader-toctou

OPERATION VADER — TOCTOU EXPLOITATION SYLLABUS OPERATIONS...

CVE-2026-54055

A flaw was found in Kitty, a cross-platform GPU-based terminal. A local attacker, specifically a child process running within the terminal, can exploit a Time-of-Check-Time-of-Use TOCTOU race condition in the file transmission protocol. This allows the attacker to create a symbolic link between a...

CVE-2026-54228

A time-of-check time-of-use TOCTOU race condition was found in the abrt-dbus D-Bus service's SetElement method. Between dump directory creation and post-create event execution, any local user can call SetElement to write arbitrary text files into the root-owned dump directory, bypassing package...

EUVD-2026-36637

A time-of-check time-of-use TOCTOU race condition was found in the abrt-dbus D-Bus service's SetElement method. Between dump directory creation and post-create event execution, any local user can call SetElement to write arbitrary text files into the root-owned dump directory, bypassing package...

Linux Distros Unpatched Vulnerability : CVE-2026-54228

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A time-of-check time-of-use TOCTOU race condition was found in the abrt-dbus D-Bus service's SetElement method. Between dump directory creation and post-create...

Time-of-check Time-of-use (TOCTOU) Race Condition

Overview openclaw is a 🦞 OpenClaw — Personal AI Assistant Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Condition via the shell wrapper argv. An attacker can execute unauthorized commands by modifying command arguments after allowlist approval but befor...

Time-of-check Time-of-use (TOCTOU) Race Condition

Overview openclaw is a 🦞 OpenClaw — Personal AI Assistant Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Condition via the system.run safe-bin allowlist validation. An attacker can access arbitrary files and expose sensitive configuration data by injecti...

Time-of-check Time-of-use (TOCTOU) Race Condition

Overview openclaw is a 🦞 OpenClaw — Personal AI Assistant Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Condition via the node pairing reconnection. An attacker can gain unauthorized node authority by exploiting logic flaws that allow restoration or...

GHSA-9WCP-79G5-5C3C Appsmith Super User Creation Race Condition Allows Multiple Instance Administrators

Summary The /api/v1/users/super endpoint enforces a restriction that only one super user Instance Administrator can be created during initial setup. However, due to a Time-of-Check-Time-of-Use TOCTOU race condition in the signupAndLoginSuper method, concurrent requests can bypass this restriction...

Appsmith Super User Creation Race Condition Allows Multiple Instance Administrators

Summary The /api/v1/users/super endpoint enforces a restriction that only one super user Instance Administrator can be created during initial setup. However, due to a Time-of-Check-Time-of-Use TOCTOU race condition in the signupAndLoginSuper method, concurrent requests can bypass this restriction...