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May 2026

Vulnerabilities first published in this month (UTC), newest first.

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  • Critical 9.8
    CVE-2026-8181 Public exploit Scanner template EPSS 15%

    Burst Statistics 3.4.0 - 3.4.1.1 - Authentication Bypass to Admin Account Takeover

    The Burst Statistics – Privacy-Friendly WordPress Analytics (Google Analytics Alternative) plugin for WordPress is vulnerable to Authentication Bypass in versions 3.4.0 to 3.4.1.1. This is due to incorrect return-value handling in the `is_mainwp_authenticated…

  • Critical 9.1
    CVE-2026-44351 Public exploit

    fast-jwt: Empty HMAC secret accepted via async key resolver - JWT auth bypass

    fast-jwt provides fast JSON Web Token (JWT) implementation. Prior to 6.2.4, a critical authentication-bypass vulnerability in fast-jwt's async key-resolver flow allows any unauthenticated attacker to forge arbitrary JWTs that are accepted as authentic. When t…

  • Critical 9.0
    CVE-2026-41901 Exploited Public exploit

    Thymeleaf: Improper recognition of unauthorized syntax patterns in sandboxed Thymeleaf expressions

    Thymeleaf is a server-side Java template engine for web and standalone environments. Prior to 3.1.5.RELEASE, a security bypass vulnerability exists in the expression execution mechanisms of Thymeleaf. Although the library provides mechanisms to avoid the exec…

  • Critical 9.4
    CVE-2026-44262 Public exploit Scanner template

    Scramble: Remote code execution via evaluation of user-controlled input in validation rules

    Scramble generates API documentation for Laravel project. From 0.13.2 to before 0.13.22, when documentation endpoints are publicly accessible and validation rules reference user-controlled input, request supplied data may be evaluated during documentation gen…

  • Critical 9.3
    CVE-2026-44225 Public exploit

    Pulpy: Incomplete filesystem sandbox in pulpy.fs bridge allows packaged web apps to read arbitrary user files

    Pulpy is a lightweight, cross-platform desktop application packager for web apps. Prior to 0.1.1, Pulpy injects a pulpy.fs JavaScript API into every packaged web application, giving it access to the host filesystem. A validateFsPath() function is supposed to …

  • Critical 9.1
    CVE-2026-29204 Public exploit

    Insufficient ownership check in `clientarea.php` allows an authenticated client area user to submit requests using anot…

  • Critical 9.6
    CVE-2026-42048 Public exploit

    Langflow: Path Traversal in Langflow Knowledge Bases API

    Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.9.0, Langflow is vulnerable to Path Traversal in the Knowledge Bases API (DELETE /api/v1/knowledge_bases). This occurs because user-supplied knowledge base names are con…

  • Critical 9.8
    CVE-2026-41096 Public exploit

    Windows DNS Client Remote Code Execution Vulnerability

    Heap-based buffer overflow in Microsoft Windows DNS allows an unauthorized attacker to execute code over a network.

  • Critical 9.8
    CVE-2026-41089 Public exploit EPSS 78%

    Windows Netlogon Remote Code Execution Vulnerability

    Stack-based buffer overflow in Windows Netlogon allows an unauthorized attacker to execute code over a network.

  • Critical 9.1
    CVE-2026-44277 Public exploit

    A improper access control vulnerability in Fortinet FortiAuthenticator 8.0.2, FortiAuthenticator 8.0.0, FortiAuthentica…

  • Critical 9.1
    CVE-2026-43515 Public exploit

    Apache Tomcat: Security constraints not correctly applied

    Improper Authorization vulnerability when multiple method constraints define an HTTP method for the same extension in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.11…

  • Critical 9.8
    CVE-2026-43512 Public exploit

    Apache Tomcat: Digest authenticator will authenticate any unknown user

    DEPRECATED: Authentication Bypass Issues vulnerability in digest authentication in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from…

  • Critical 9.8
    CVE-2026-41293 Public exploit

    Apache Tomcat: HTTP/2 request headers not validated

    Improper Input Validation vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 10.0.0-M1 through 10.0.27. Older, end of support versions may also …

  • Critical 9.1
    CVE-2026-45091 Public exploit

    sealed-env: TOTP secret embedded in unseal token payload (enterprise mode)

    sealed-env is a cross-stack, zero-trust secret management library for Node.js and Java/Spring Boot. In sealed-env enterprise mode, versions 0.1.0-alpha.1 through 0.1.0-alpha.3 embedded the operator's literal TOTP secret in the JWS payload of every minted unse…

  • Critical 9.1
    CVE-2026-41551 Public exploit

    A vulnerability has been identified in ROS# (All versions < V2.2.2). Affected versions contain a path traversal vulnera…

  • Critical 9.6
    CVE-2026-45321 Exploited · Ransomware Public exploit

    Malware in 42 @tanstack/* packages exfiltrates cloud credentials, GitHub tokens, and SSH keys

    On 2026-05-11, between approximately 19:20 and 19:26 UTC, 84 malicious versions across 42 @tanstack/* packages were published to the npm registry. The publishes were authenticated via the legitimate GitHub Actions OIDC trusted-publisher binding for TanStack/r…

    KEV May 27, 2026
  • Critical 9.8
    CVE-2026-45185 Public exploit

    Exim before 4.99.3, in certain GnuTLS configurations, has a remotely reachable use-after-free in the BDAT body parsing …

  • Critical 9.4
    CVE-2026-42613 Public exploit

    Grav: Privilege Escalation via Missing Server-Side Validation of groups/access

    Grav is a file-based Web platform. Prior to 2.0.0-beta.2, the Login::register() method in the Login plugin accepts attacker-controlled groups and access fields from the registration POST data without server-side validation. When registration is enabled and gr…

  • Critical 9.1
    CVE-2026-42607 Public exploit

    Grav: Remote Code Execution (RCE) via Malicious Plugin ZIP Upload in Direct Install Feature

    Grav is a file-based Web platform. Prior to 2.0.0-beta.2, an authenticated user with administrative privileges can achieve Remote Code Execution (RCE) by uploading a specially crafted ZIP file through the "Direct Install" tool. While the system attempts to bl…

  • Critical 9.4
    CVE-2026-42569 Public exploit Scanner template

    phpvms: /importer authorization bypass causing full database wipe

    phpVMS is a PHP application to run and simulate an airline. Prior to version 7.0.6, a critical vulnerability in phpVMS allowed unauthenticated access to a legacy import feature. This issue has been patched in version 7.0.6.

  • Critical 10.0
    CVE-2026-42298 Public exploit

    Postiz: Arbitrary Code Execution and Token Exfiltration in pr-docker-build.yml via untrusted Dockerfile.dev

    Postiz is an AI social media scheduling tool. Prior to commit da44801, a "Pwn Request" vulnerability in the Build and Publish PR Docker Image workflow (.github/workflows/pr-docker-build.yml) allows any unauthenticated user to execute arbitrary code during the…

  • Critical 9.3
    CVE-2026-42208 Exploited Public exploit Scanner template EPSS 89%

    LiteLLM: SQL injection in Proxy API key verification

    LiteLLM is a proxy server (AI Gateway) to call LLM APIs in OpenAI (or native) format. From version 1.81.16 to before version 1.83.7, a database query used during proxy API key checks mixed the caller-supplied key value into the query text instead of passing i…

    KEV May 8, 2026
  • Critical 9.1
    CVE-2024-51092 Public exploit

    LibreNMS has an Authenticated OS Command Injection

    LibreNMS before 24.10.0 allows a remote attacker to execute arbitrary code via OS command injection involving AboutController.php's index(), SettingsController.php's update(), and PollDevice.php's initRrdDirectory().

  • Critical 9.8
    CVE-2025-67887 Public exploit

    1C-Bitrix through 25.100.500 allows Remote Code Execution because an actor with SOURCE/WRITE permissions for the Transl…

  • Critical 9.8
    CVE-2025-69599 Public exploit

    RayVentory Scan Engine through 12.6 Update 8 allows attackers to gain privileges if they control the value of the PATH …

  • Critical 9.1
    CVE-2025-69690 Public exploit

    Netgate pfSense CE 2.7.2 allows code execution by using the module installer with a backup file with a serialized PHP o…

  • Critical 9.8
    CVE-2026-38360 Public exploit Scanner template

    dash-uploader has a directory traversal vulnerability

    Directory Traversal vulnerability in fohrloop dash-uploader v.0.1.0 through v.0.7.0a2 allows a remote attacker to execute arbitrary code via the dash_uploader/httprequesthandler.py, BaseHttpRequestHandler.get_temp_root(), BaseHttpRequestHandler._post() compon…

  • Critical 9.6
    CVE-2026-42880 Public exploit

    ArgoCD ServerSideDiff is vulnerable to Kubernetes Secret Extraction

    Argo CD is a declarative, GitOps continuous delivery tool for Kubernetes. From versions 3.2.0 to before 3.2.11 and 3.3.0 to before 3.3.9, there is a missing authorization and data-masking gap in Argo CD's ServerSideDiff endpoint that allows an attacker with r…

  • Critical 10.0
    CVE-2026-42826 Public exploit

    Azure DevOps Information Disclosure Vulnerability

    Exposure of sensitive information to an unauthorized actor in Azure DevOps allows an unauthorized attacker to disclose information over a network.

  • Critical 9.8
    CVE-2026-6508 Public exploit

    RCE in TUBITAK BILGEM's Liderahenk

    Origin Validation Error vulnerability in TUBITAK BILGEM Software Technologies Research Institute Liderahenk allows Accessing Functionality Not Properly Constrained by ACLs. This issue affects Liderahenk: from 2.0.1 before 2.0.2.

  • Critical 9.1
    CVE-2026-40982 Public exploit

    Spring Cloud Config vulnerable to Path Traversal

    Spring Cloud Config allows applications to serve arbitrary text and binary files through the spring-cloud-config-server module. A malicious user, or attacker, can send a request using a specially crafted URL that can lead to a directory traversal attack. Spri…

  • Critical 10.0
    CVE-2026-40281 Public exploit Scanner template

    Gotenberg vulnerable to argument injection via newlines in ExifTool metadata values

    Gotenberg is a Docker-powered stateless API for PDF files. In versions 8.30.1 and earlier, the metadata write endpoint validates metadata keys for control characters but leaves metadata values unsanitized. A newline character in a metadata value splits the Ex…

  • Critical 9.8
    CVE-2026-27960 Public exploit Scanner template

    OpenCTI privilege escalation and unauthenticated access via default admin account

    OpenCTI is an open source platform for managing cyber threat intelligence knowledge and observables. In versions 6.6.0 through 6.9.12, there is a privilege escalation vulnerability that can be exploited by unauthenticated attackers to query the API as any exi…

  • Critical 9.1
    CVE-2026-36356 Public exploit EPSS 20%

    The GoAhead web server on MeiG Smart FORGE_SLT711 devices (firmware MDM9607.LE.1.0-00110-STD.PROD-1) allows unauthentic…

  • Critical 9.4
    CVE-2026-42231 Public exploit

    n8n: Prototype Pollution in XML Webhook Body Parser Leads to RCE

    n8n is an open source workflow automation platform. Prior to versions 1.123.32, 2.17.4, and 2.18.1, a flaw in the xml2js library used to parse XML request bodies in n8n's webhook handler allowed prototype pollution via a crafted XML payload. An authenticated …

  • Critical 9.8
    CVE-2026-42796 Public exploit Scanner template

    Arelle < 2.39.10 Unauthenticated RCE via /rest/configure

    Arelle before 2.39.10 contains an unauthenticated remote code execution vulnerability in the /rest/configure REST endpoint that accepts a plugins query parameter and forwards it to the plugin manager without authentication or authorization. Attackers can supp…

  • Critical 9.8
    CVE-2026-24118 Public exploit

    VM2 Sandbox Breakout Through __lookupGetter__

    vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.0, VM2 suffers from a sandbox breakout vulnerability. This allows attackers to write code which can escape from the VM2 sandbox and execute arbitrary commands on the host system. This issue h…

  • Critical 9.1
    CVE-2026-7482 Public exploit Scanner template

    Ollama heap out-of-bounds read in GGUF tensor parsing leaks server process memory to unauthenticated remote attackers

    Ollama before 0.17.1 contains a heap out-of-bounds read vulnerability in the GGUF model loader. The /api/create endpoint accepts an attacker-supplied GGUF file in which the declared tensor offset and size exceed the file's actual length; during quantization i…

  • Critical 9.8
    CVE-2026-4882 Public exploit

    User Registration Advanced Fields <= 1.6.20 - Unauthenticated Arbitrary File Upload

    The User Registration Advanced Fields plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'URAF_AJAX::method_upload' function in all versions up to, and including, 1.6.20. This makes it possible for unauthen…

  • Critical 9.8
    CVE-2026-7458 Public exploit

    User Verification by PickPlugins <= 2.0.46 - Unauthenticated Authentication Bypass via OTP Verification REST API Endpoint

    The User Verification by PickPlugins plugin for WordPress is vulnerable to authentication bypass in all versions up to, and including, 2.0.46. This is due to the use of a loose PHP comparison operator to validate OTP codes in the "user_verification_form_wrap_…