CVE-2026-4040-Race-Condition-in-File-Upload-Leading-to-RCE

CVE-2026-4040 – Race Condition in File Upload Leading to RCE Program Code Python Flask uploadserver.py - File upload with race condition from flask import Flask, request import os, tempfile, time, threading app = Flaskname UPLOADDIR = '/tmp/uploads' os.makedirsUPLOADDIR, existok=True...

EUVD-2026-78203

An authenticated supplicant on an adjacent network may bypass intended network authorization policy and send unrestricted traffic during a brief window milliseconds to seconds between the completion of the authentication phase and the full enforcement of its assigned ACL...

CVE-2026-77191

An authenticated supplicant on an adjacent network may bypass intended network authorization policy and send unrestricted traffic during a brief window milliseconds to seconds between the completion of the authentication phase and the full enforcement of its assigned ACL...

CVE-2026-77191

CVE-2026-77191 affects Arista EOS with 802.1X authentication and ACL-based per-supplicant authorization configured. When hardware ACL resources reach capacity during bulk authentication, an authenticated supplicant on an adjacent network segment may send unrestricted traffic during a brief window...

Security Bulletin: IBM MQ Appliance is affected by a security bypass (CVE-2026-5516)

Summary IBM MQ Appliance has addressed a security bypass vulnerability. Vulnerability Details CVEID:CVE-2026-5516 DESCRIPTION: IBM WebSphere Application Server - Liberty 22.0.0.11 through 26.0.0.5 IBM WebSphere Application Server Liberty could allow a remote attacker to bypass security under...

CVE-2026-79603 Unconditionally do TLB flushing ahead of page scrubbing

x86 PV guests can free memory pages while still keeping a stale TLB entry pointing to them. A TLB flush is only issued by Xen if needed when the page is re-used. Since it's possible for the page to be scrubbed ahead of the TLB flush, there's a window where a PV guest can modify an already scrubbe...

EUVD-2025-210752

HCL IntelliOps Event Management IEM is affected by a race condition. A "timing window" can occur where an attacker can modify the resource causing unpredictable behavior...

CVE-2025-62300 HCL IntelliOps Event Management is affected by multiple security vulnerabilities.

HCL IntelliOps Event Management IEM is affected by a race condition. A "timing window" can occur where an attacker can modify the resource causing unpredictable behavior...

CVE-2025-62300

HCL IntelliOps Event Management (IEM) has a race condition creating a timing window where an unauthenticated, network-adjacent attacker can modify a resource, causing unpredictable behavior with high integrity impact (CVSS 5.9). No patch version or exploit details are provided; monitor HCL PSIRT ...

CVE-2025-62300 HCL IntelliOps Event Management is affected by multiple security vulnerabilities.

HCL IntelliOps Event Management IEM is affected by a race condition. A "timing window" can occur where an attacker can modify the resource causing unpredictable behavior...

PT-2026-78946

HCL IntelliOps Event Management IEM is affected by a race condition. A "timing window" can occur where an attacker can modify the resource causing unpredictable behavior...

Symlink Attack

Overview Affected versions of this package are vulnerable to Symlink Attack via the process of applying ACLs or extended attributes. An attacker can modify file permissions or attributes of unintended files by exploiting a timing window to substitute a symlink at a predictable destination path...

ALPINE-CVE-2026-53799

rsync before 3.5.0 contains a symlink race condition vulnerability that allows local attackers to cause rsync to apply arbitrary ACLs or extended attributes to unintended files by substituting a symlink at a predictable destination path between the file write and the subsequent aclsetfile or...

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 in the safeFetch. An attacker can gain unauthorized access to protected resources by exploiting a timing window between DNS validation and...

CVE-2026-62212 OpenClaw < 2026.5.28 Authentication Bypass via safeFetch

OpenClaw before 2026.5.28 contains a race condition in the MS Teams safeFetch DNS rebinding check. When the affected feature is enabled and reachable, a lower-trust caller or configured input path could win a timing window between the DNS validation check and use, allowing actions that should hav...

CVE-2026-5516

IBM WebSphere Application Server - Liberty 22.0.0.11 through 26.0.0.5 IBM WebSphere Application Server Liberty could allow a remote attacker to bypass security under limited conditions by exploiting a specific timing window...

CVE-2026-5516

IBM WebSphere Application Server - Liberty 22.0.0.11 through 26.0.0.5 IBM WebSphere Application Server Liberty could allow a remote attacker to bypass security under limited conditions by exploiting a specific timing window...

CVE-2026-5516

IBM WebSphere Application Server - Liberty 22.0.0.11 through 26.0.0.5 IBM WebSphere Application Server Liberty could allow a remote attacker to bypass security under limited conditions by exploiting a specific timing window...

CVE-2026-5516 IBM WebSphere Application Server Liberty is affected by a security bypass vulnerability

IBM WebSphere Application Server - Liberty 22.0.0.11 through 26.0.0.5 IBM WebSphere Application Server Liberty could allow a remote attacker to bypass security under limited conditions by exploiting a specific timing window...

CVE-2026-5516 IBM WebSphere Application Server Liberty is affected by a security bypass vulnerability

IBM WebSphere Application Server - Liberty 22.0.0.11 through 26.0.0.5 IBM WebSphere Application Server Liberty could allow a remote attacker to bypass security under limited conditions by exploiting a specific timing window...