Security Bulletins

Active threat advisories and known exploited vulnerabilities.

Pulled daily from the CISA Known Exploited Vulnerabilities catalog. Every entry has confirmed active exploitation in the wild. Last synced Jun 12, 2026.

1,619 total bulletins 1,619 critical or high severity Source: CISA KEV + NVD
Critical CVE-2026-2441 Google · Chromium Added Feb 17, 2026

Google Chromium CSS Use-After-Free Vulnerability

Google Chromium CSS contains a use-after-free vulnerability that could allow a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2026-1731 BeyondTrust · Remote Support (RS) and Privileged Remote Access (PRA) Added Feb 13, 2026

BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA) OS Command Injection Vulnerability

BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA)contain an OS command injection vulnerability. Successful exploitation could allow an unauthenticated remote attacker to execute operating system commands in the context of the site user. Successful exploitation requires no authentication or user interaction and may lead to system compromise, including unauthorized access, data exfiltration, and service disruption.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2026-20700 Apple · Multiple Products Added Feb 12, 2026

Apple Multiple Buffer Overflow Vulnerability

Apple iOS, macOS, tvOS, watchOS, and visionOS contain an improper restriction of operations within the bounds of a memory buffer vulnerability that could allow an attacker with memory write the capability to execute arbitrary code.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2024-43468 Microsoft · Configuration Manager Added Feb 12, 2026

Microsoft Configuration Manager SQL Injection Vulnerability

Microsoft Configuration Manager contains an SQL injection vulnerability. An unauthenticated attacker could exploit this vulnerability by sending specially crafted requests to the target environment which are processed in an unsafe manner enabling the attacker to execute commands on the server and/or underlying database.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2025-15556 Notepad++ · Notepad++ Added Feb 12, 2026

Notepad++ Download of Code Without Integrity Check Vulnerability

Notepad++ when using the WinGUp updater, contains a download of code without integrity check vulnerability that could allow an attacker to intercept or redirect update traffic to download and execute an attacker-controlled installer. This could lead to arbitrary code execution with the privileges of the user.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2025-40536 SolarWinds · Web Help Desk Added Feb 12, 2026

SolarWinds Web Help Desk Security Control Bypass Vulnerability

SolarWinds Web Help Desk contains a security control bypass vulnerability that could allow an unauthenticated attacker to gain access to certain restricted functionality.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2026-21513 Microsoft · Windows Added Feb 10, 2026

Microsoft MSHTML Framework Protection Mechanism Failure Vulnerability

Microsoft MSHTML Framework contains a protection mechanism failure vulnerability that could allow an unauthorized attacker to bypass a security feature over a network.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2026-21525 Microsoft · Windows Added Feb 10, 2026

Microsoft Windows NULL Pointer Dereference Vulnerability

Microsoft Windows Remote Access Connection Manager contains a NULL pointer dereference that could allow an unauthorized attacker to deny service locally.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2026-21510 Microsoft · Windows Added Feb 10, 2026

Microsoft Windows Shell Protection Mechanism Failure Vulnerability

Microsoft Windows Shell contains a protection mechanism failure vulnerability that could allow an unauthorized attacker to bypass a security feature over a network.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2026-21533 Microsoft · Windows Added Feb 10, 2026

Microsoft Windows Improper Privilege Management Vulnerability

Microsoft Windows Remote Desktop Services contains an improper privilege management vulnerability that could allow an authorized attacker to elevate privileges locally.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2026-21519 Microsoft · Windows Added Feb 10, 2026

Microsoft Windows Type Confusion Vulnerability

Microsoft Desktop Windows Manager contains a type confusion vulnerability that could allow an authorized attacker to elevate privileges locally.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2026-21514 Microsoft · Office Added Feb 10, 2026

Microsoft Office Word Reliance on Untrusted Inputs in a Security Decision Vulnerability

Microsoft Office Word contains a reliance on untrusted inputs in a security decision vulnerability that could allow an authorized attacker to elevate privileges locally.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2025-11953 React Native Community · CLI Added Feb 5, 2026

React Native Community CLI OS Command Injection Vulnerability

React Native Community CLI contains an OS command injection vulnerability which could allow unauthenticated network attackers to send POST requests to the Metro Development Server and run arbitrary executables via a vulnerable endpoint exposed by the server. On Windows, attackers can also execute arbitrary shell commands with fully controlled arguments.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2026-24423 SmarterTools · SmarterMail Added Feb 5, 2026

SmarterTools SmarterMail Missing Authentication for Critical Function Vulnerability

SmarterTools SmarterMail contains a missing authentication for critical function vulnerability in the ConnectToHub API method. This could allow the attacker to point the SmarterMail instance to a malicious HTTP server which serves the malicious OS command and could lead to command execution.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2021-39935 GitLab · Community and Enterprise Editions Added Feb 3, 2026

GitLab Community and Enterprise Editions Server-Side Request Forgery (SSRF) Vulnerability

GitLab Community and Enterprise Editions contain a server-side request forgery vulnerability which could allow unauthorized external users to perform Server Side Requests via the CI Lint API.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2025-64328 Sangoma · FreePBX Added Feb 3, 2026

Sangoma FreePBX OS Command Injection Vulnerability

Sangoma FreePBX Endpoint Manager contains an OS command injection vulnerability that could allow for a post-authentication command injection by an authenticated known user via the testconnection -> check_ssh_connect() function. An attacker can leverage this vulnerability to potentially obtain remote access to the system as an asterisk user.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2019-19006 Sangoma · FreePBX Added Feb 3, 2026

Sangoma FreePBX Improper Authentication Vulnerability

Sangoma FreePBX contains an improper authentication vulnerability that potentially allows unauthorized users to bypass password authentication and access services provided by the FreePBX admin.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2025-40551 SolarWinds · Web Help Desk Added Feb 3, 2026

SolarWinds Web Help Desk Deserialization of Untrusted Data Vulnerability

SolarWinds Web Help Desk contains a deserialization of untrusted data vulnerability that could lead to remote code execution, which would allow an attacker to run commands on the host machine. This could be exploited without authentication.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2026-1281 Ivanti · Endpoint Manager Mobile (EPMM) Added Jan 29, 2026

Ivanti Endpoint Manager Mobile (EPMM) Code Injection Vulnerability

Ivanti Endpoint Manager Mobile (EPMM) contains a code injection vulnerability that could allow attackers to achieve unauthenticated remote code execution.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2026-24858 Fortinet · Multiple Products Added Jan 27, 2026

Fortinet Multiple Products Authentication Bypass Using an Alternate Path or Channel Vulnerability

Fortinet FortiAnalyzer, FortiManager, FortiOS, and FortiProxy contain an authentication bypass using an alternate path or channel that could allow an attacker with a FortiCloud account and a registered device to log into other devices registered to other accounts, if FortiCloud SSO authentication is enabled on those devices.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2018-14634 Linux · Kernel Added Jan 26, 2026

Linux Kernel Integer Overflow Vulnerability

Linux Kernel contains an integer overflow vulnerability in the create_elf_tables() function which could allow an unprivileged local user with access to SUID (or otherwise privileged) binary to escalate their privileges on the system.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2026-21509 Microsoft · Office Added Jan 26, 2026

Microsoft Office Security Feature Bypass Vulnerability

Microsoft Office contains a security feature bypass vulnerability in which reliance on untrusted inputs in a security decision in Microsoft Office could allow an unauthorized attacker to bypass a security feature locally. Some of the impacted product(s) could be end-of-life (EoL) and/or end-of-service (EoS). Users are advised to discontinue use and/or transition to a supported version.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2026-24061 GNU · InetUtils Added Jan 26, 2026

GNU InetUtils Argument Injection Vulnerability

GNU InetUtils contains an argument injection vulnerability in telnetd that could allow for remote authentication bypass via a "-f root" value for the USER environment variable.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2025-52691 SmarterTools · SmarterMail Added Jan 26, 2026

SmarterTools SmarterMail Unrestricted Upload of File with Dangerous Type Vulnerability

SmarterTools SmarterMail contains an unrestricted upload of file with dangerous type vulnerability that could allow an unauthenticated attacker to upload arbitrary files to any location on the mail server, potentially enabling remote code execution.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed
Critical CVE-2026-23760 SmarterTools · SmarterMail Added Jan 26, 2026

SmarterTools SmarterMail Authentication Bypass Using an Alternate Path or Channel Vulnerability

SmarterTools SmarterMail contains an authentication bypass using an alternate path or channel vulnerability in the password reset API. The force-reset-password endpoint permits anonymous requests and fails to verify the existing password or a reset token when resetting system administrator accounts. This could allow an unauthenticated attacker to supply a target administrator username and a new password to reset the account, resulting in full administrative compromise of the SmarterMail instance.

NVD Detail ↗ CISA KEV ↗ Patch deadline passed

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