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...

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-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...

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...

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...

CVE-2026-49958

Hermes WebUI before version 0.51.303 contains a time-of-check time-of-use TOCTOU race condition vulnerability in the gitdiscard function within api/workspacegit.py that allows attackers to delete files outside the configured workspace boundary by replacing a validated path component with a symlin...

CVE-2026-45487

Time-of-check time-of-use TOCTOU race condition in Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally...

EUVD-2026-35673

Time-of-check time-of-use TOCTOU race condition in Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally...

CVE-2026-49958

Hermes WebUI before version 0.51.303 contains a time-of-check time-of-use TOCTOU race condition vulnerability in the gitdiscard function within api/workspacegit.py that allows attackers to delete files outside the configured workspace boundary by replacing a validated path component with a symlin...

CVE-2026-45647

Time-of-check time-of-use toctou race condition in Microsoft Defender for Endpoint allows an authorized attacker to elevate privileges locally...

CVE-2026-45647

CVE-2026-45647 describes a time-of-check time-of-use (TOCTOU) race condition in Microsoft Defender for Endpoint (Mac) that can allow an authorized locally logged-in attacker to elevate privileges. The Red Hat, NVD, MSRC and CVE records consistently frame the issue as a local elevation of privileg...

EUVD-2026-35571

Time-of-check time-of-use toctou race condition in Microsoft Defender for Endpoint allows an authorized attacker to elevate privileges locally...

CVE-2026-49958 Hermes WebUI < 0.51.303 TOCTOU Race Condition via git_discard

Hermes WebUI before version 0.51.303 contains a time-of-check time-of-use TOCTOU race condition vulnerability in the gitdiscard function within api/workspacegit.py that allows attackers to delete files outside the configured workspace boundary by replacing a validated path component with a symlin...

Microsoft Defender for Endpoint for Mac Elevation of Privilege Vulnerability

Time-of-check time-of-use toctou race condition in Microsoft Defender for Endpoint allows an authorized attacker to elevate privileges locally...

PT-2026-48010

Name of the Vulnerable Software and Affected Versions Microsoft Defender for Endpoint for Mac affected versions not specified Description A time-of-check time-of-use TOCTOU race condition occurs in Microsoft Defender for Endpoint. This is a software bug where a system checks a condition such as a...

PT-2026-47969

Name of the Vulnerable Software and Affected Versions Windows affected versions not specified Description A Time-of-check time-of-use TOCTOU race condition exists in the Program Compatibility Assistant Service. This flaw allows an authorized attacker to elevate privileges locally, enabling them t...

EulerOS Virtualization 2.12.0 : python-virtualenv (EulerOS-SA-2026-2113)

According to the versions of the python-virtualenv package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : virtualenv is a tool for creating isolated virtual python environments. Prior to version 20.36.1, TOCTOU...

CVE-2022-23826

A TOCTOU Time-Of-Check to Time-Of-Use in the graphics interface may allow an attacker to load registers repeatedly creating a race condition potentially leading to a loss of integrity...