Skip to content
OpenAdvisories

Archive

May 2026

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

134 results · Clear filters · Feed

  • High 7.6
    CVE-2026-34207 Public exploit

    TypeBot: SSRF Protection Bypass via DNS-Resolved Hostnames in Webhook / HTTP Request Validation

    TypeBot is a chatbot builder tool. In versions prior to 3.16.0, SSRF protection for Webhook / HTTP Request blocks validates only the URL string, blocked hostname literals, and literal IP formats. It does not resolve DNS before allowing the request. As a resul…

  • High 8.1
    CVE-2026-9256 Public exploit EPSS 11%

    NGINX ngx_http_rewrite_module vulnerability

    NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_rewrite_module module. This vulnerability exists when a rewrite directive uses a regex pattern with distinct, overlapping Perl-Compatible Regular Expression (PCRE) captures (for example, ^/…

  • High 8.1
    CVE-2026-9277 Public exploit

    shell-quote `quote()` does not validate object-token shapes, allowing command injection via line terminators in `.op`

    shell-quote's `quote()` function did not validate object-token inputs against the operator model used by `parse()`. The `.op` field was backslash-escaped character by character using `/(.)/g`, which in JavaScript does not match line terminators (\n, \r, U+202…

  • High 7.3
    CVE-2026-36228 Public exploit

    Buffer Overflow vulnerability in Easy Chat Server 3.1 allows a remote attacker to obtain sensitive information and exec…

  • High 8.8
    CVE-2026-47102 Public exploit

    LiteLLM < 1.83.10 Privilege Escalation via User Update

    LiteLLM prior to 1.83.10 allows a user to modify their own user_role via the /user/update endpoint. While the endpoint correctly restricts users to updating only their own account, it does not restrict which fields may be changed. A user who can reach this en…

  • High 8.8
    CVE-2026-47101 Public exploit

    LiteLLM < 1.83.14 Privilege Escalation via API Key Generation

    LiteLLM prior to 1.83.14 allows an authenticated internal_user to create API keys with access to routes that their role does not permit. When generating a key, the allowed_routes field is stored without verifying that the specified routes fall within the user…

  • High 7.8
    CVE-2026-43499 Public exploit

    rtmutex: Use waiter::task instead of current in remove_waiter()

    In the Linux kernel, the following vulnerability has been resolved: rtmutex: Use waiter::task instead of current in remove_waiter() remove_waiter() is used by the slowlock paths, but it is also used for proxy-lock rollback in rt_mutex_start_proxy_lock() when …

  • High 7.8
    CVE-2026-43494 Public exploit

    net/rds: reset op_nents when zerocopy page pin fails

    In the Linux kernel, the following vulnerability has been resolved: net/rds: reset op_nents when zerocopy page pin fails When iov_iter_get_pages2() fails in rds_message_zcopy_from_user(), the pinned pages are released with put_page(), and rm->data.op_mmp_znot…

  • High 7.8
    CVE-2026-45250 Public exploit

    Stack buffer overflow via setcred(2)

    The setcred(2) system call is only available to privileged users. However, before the privilege level of the caller is checked, the user-supplied list of supplementary groups is copied into a fixed-size kernel stack buffer without first validating its length.…

  • High 8.1
    CVE-2026-45584 Public exploit

    Microsoft Defender Remote Code Execution Vulnerability

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

  • High 7.8
    CVE-2026-41091 Exploited Public exploit

    Microsoft Defender Elevation of Privilege Vulnerability

    Improper link resolution before file access ('link following') in Microsoft Defender allows an authorized attacker to elevate privileges locally.

    KEV May 20, 2026
  • High 7.5
    CVE-2026-39047 Public exploit

    Buffer Overflow vulnerability in EPSON L14150 FL27PB allows a remote attacker to execute arbitrary code via the RAW Pri…

  • High 8.8
    CVE-2026-32740 Public exploit

    libheif: Heap-Buffer-Overflow Write in Grid Tile Chroma Compositing

    libheif is a HEIF and AVIF file format decoder and encoder. Versions 1.21.2 and prior contain a heap-buffer-overflow (write) vulnerability in the grid tile compositing, allowing an attacker to write 64 bytes of fully attacker-controlled data past the end of a…

  • High 8.7
    CVE-2026-6009 Public exploit

    Jaspersoft Library Deserialisation Vulnerability

    Java Deserialisation Vulnerability in Jaspersoft Reports Library leads to Remote Code Execution (RCE), potentially allowing code execution on the affected system

  • High 7.5
    CVE-2026-47100 Public exploit

    Funnel Builder for WooCommerce Checkout < 3.15.0.3 Missing Authorization via AJAX

    Funnel Builder for WooCommerce Checkout prior to 3.15.0.3 contains a missing authorization vulnerability in the public checkout endpoint that allows unauthenticated attackers to invoke internal methods and write arbitrary data to the plugin's External Scripts…

  • High 8.7
    CVE-2026-42096 Public exploit

    Broken Access Control in Sparx Pro Cloud Server

    Sparx Pro Cloud Server is vulnerable to Broken Access Control within communication with the database. Due to lack of permission checks, any low privileged user can run arbitrary SQL queries within database user context. The vendor was notified early about thi…

  • High 8.2
    CVE-2026-8726 Public exploit

    SQL Injection in extension "News system" (news)

    The extension fails to properly sanitize user input before using it in a database query. As a result, an unauthenticated attacker can inject arbitrary SQL through a URL parameter on pages using the "Date Menu of news articles" plugin. Exploitation requires th…

  • High 7.1
    CVE-2026-30950 Public exploit

    AutoGPT has Authenticated Session Hijacking via IDOR

    AutoGPT is a workflow automation platform for creating, deploying, and managing continuous artificial intelligence agents. Versions 0.6.36 through 0.6.50 are vulnerable to Authenticated Session Hijacking via IDOR. If an authenticated attacker can determine th…

  • High 8.6
    CVE-2026-6379 Public exploit

    WP Photo Album Plus < 9.1.11.001 - Unauthenticated SQL Injection via 'wppa-supersearch' Parameter

    The WP Photo Album Plus WordPress plugin before 9.1.11.001 does not properly sanitize and escape a parameter before using it in a SQL query, allowing unauthenticated users to perform SQL injection attacks.

  • High 8.5
    CVE-2026-45401 Public exploit

    Open WebUI: SSRF Bypass via HTTP Redirect Following in Web-Fetch and Image-Load Endpoints

    Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.5, the validate_url() function in backend/open_webui/retrieval/web/utils.py only validates the initial URL submitted by the caller. The HTTP client…

  • High 7.5
    CVE-2026-44714 Public exploit

    bitcoinj: ScriptExecution P2PKH/P2WPKH Verification Bypass

    The bitcoinj library is a Java implementation of the Bitcoin protocol. Prior to 0.17.1, ScriptExecution.correctlySpends() contains two fast-path verification bugs for standard P2PKH and native P2WPKH spends in core/src/main/java/org/bitcoinj/script/ScriptExec…

  • High 8.1
    CVE-2026-35194 Public exploit

    Apache Flink: Remote code execution via SQL injection in code generation

    Code injection in SQL code generation in Apache Flink 1.15.0 through 1.20.x and 2.0.0 through 2.x allows authenticated users with query submission privileges to execute arbitrary code on TaskManagers via maliciously crafted SQL queries. The vulnerability affe…

  • High 7.1
    CVE-2026-46333 Public exploit

    ptrace: slightly saner 'get_dumpable()' logic

    In the Linux kernel, the following vulnerability has been resolved: ptrace: slightly saner 'get_dumpable()' logic The 'dumpability' of a task is fundamentally about the memory image of the task - the concept comes from whether it can core dump or not - and ma…

  • High 8.1
    CVE-2026-42897 Exploited Public exploit EPSS 71%

    Microsoft Exchange Server Spoofing Vulnerability

    Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.

    KEV May 15, 2026
  • High 8.6
    CVE-2026-20224 Public exploit

    Cisco Catalyst SD-WAN Manager XML External Entity Injection Vulnerability

    A vulnerability in the web UI of Cisco Catalyst SD-WAN Manager, formerly SD-WAN vManage, could allow an unauthenticated, remote attacker to read arbitrary files that are stored in an affected system. The attacker does not need to have valid user credentials. …

  • High 8.8
    CVE-2026-42559 Public exploit

    RMCP: DNS rebinding vulnerability in rmcp Streamable HTTP server transport

    RMCP is an official Rust SDK for the Model Context Protocol. Prior to version 1.4.0, the rmcp crate's Streamable HTTP server transport (crates/rmcp/src/transport/streamable_http_server/) did not validate the incoming Host header. This allowed a malicious publ…

  • High 8.8
    CVE-2026-6475 Public exploit

    PostgreSQL pg_basebackup and pg_rewind can overwrite unrelated files of origin superuser choice

    Symlink following in PostgreSQL pg_basebackup plain format and in pg_rewind allows an origin superuser to overwrite local files, e.g. /var/lib/postgres/.bashrc, that hijack the operating system account. It will remain the case that starting the server after t…

  • High 8.3
    CVE-2026-42031 Public exploit Scanner template

    CKAN: Unauthenticated SQL Injection and Authorization Bypass in `datastore_search_sql`

    CKAN is an open-source DMS (data management system) for powering data hubs and data portals. Prior to 2.10.10 and 2.11.5, a vulnerability in datastore_search_sql allowed attackers to inject SQL in order to gain access to private resources and PostgreSQL syste…

  • High 7.8
    CVE-2026-0257 Exploited · Ransomware Public exploit Scanner template EPSS 96%

    PAN-OS: GlobalProtect Authentication Bypass Vulnerabilities

    Authentication bypass vulnerabilities in the GlobalProtect portal and gateway of Palo Alto Networks PAN-OS® software allows the attacker to bypass security restrictions and establish an unauthorized VPN connection. Panorama and Cloud NGFW are not impacted by …

    KEV May 29, 2026
  • High 7.5
    CVE-2026-44579 Public exploit

    Next.js: Denial of Service via connection exhaustion in applications using Cache Components

    Next.js is a React framework for building full-stack web applications. From to before 15.5.16 and 16.2.5, applications using Partial Prerendering through the Cache Components feature can be vulnerable to connection exhaustion through crafted POST requests to …

  • High 8.6
    CVE-2026-44578 Public exploit Scanner template EPSS 36%

    Next.js: Server-side request forgery in applications using WebSocket upgrades

    Next.js is a React framework for building full-stack web applications. From 13.4.13 to before 15.5.16 and 16.2.5, self-hosted applications using the built-in Node.js server can be vulnerable to server-side request forgery through crafted WebSocket upgrade req…

  • High 8.5
    CVE-2026-45033 Public exploit

    GitHub Copilot CLI: Nested Bare Repository Can Execute Arbitrary Commands via core.fsmonitor

    GitHub Copilot CLI brings AI-powered coding assistance directly to your command line. Prior to 1.0.43, a security vulnerability has been identified in GitHub Copilot CLI where a malicious bare git repository nested inside a project directory can achieve arbit…

  • High 8.1
    CVE-2026-42945 Public exploit EPSS 68%

    NGINX ngx_http_rewrite_module vulnerability

    NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_rewrite_module module. This vulnerability exists when the rewrite directive is followed by a rewrite, if, or set directive and an unnamed Perl-Compatible Regular Expression (PCRE) capture (…

  • High 8.9
    CVE-2026-21019 Public exploit

    Improper input validation in FacAtFunction in Galaxy Watch prior to SMR May-2026 Release 1 allows local attacker to exe…

  • High 7.2
    CVE-2026-44403 Public exploit

    Wing FTP Server < 8.1.3 Authenticated Remote Code Execution via Session Serialization

    Wing FTP Server before 8.1.3 contains an authenticated remote code execution vulnerability in the session serialization mechanism that allows authenticated administrators to inject arbitrary Lua code through the domain admin mydirectory field. Attackers can e…

  • High 7.2
    CVE-2026-44246 Public exploit

    nnU-Net: Agentic workflow injection in `.github/workflows/issue-triage.yml` of `MIC-DKFZ/nnUNet`

    nnU-Net is a semantic segmentation framework that automatically adapts its pipeline to a dataset. Prior to 2.4.1, the nnU-Net Issue Triage workflow in .github/workflows/issue-triage.yml is vulnerable to Agentic Workflow Injection. The workflow sets allowed_no…

  • High 8.6
    CVE-2026-44011 Public exploit

    Craft CMS: Potential authenticated Remote Code Execution via malicious attached Behavior

    Craft CMS is a content management system (CMS). From 4.0.0 to before 4.17.12 and 5.9.18, Craft CMS which contains an input-handling flaw in a Yii object creation path that let any authenticated user inject malicious configuration and execute arbitrary command…

  • High 7.7
    CVE-2026-42141 Public exploit

    Xibo: Authenticated Server-Side Request Forgery (SSRF) in Library Upload via URL functionality

    Xibo is an open source digital signage platform with a web content management system and Windows display player software. Prior to 4.4.1, an authenticated Server-Side Request Forgery (SSRF) vulnerability in the Xibo CMS allows users with Library upload permis…

  • High 7.8
    CVE-2026-40369 Public exploit

    Windows Kernel Elevation of Privilege Vulnerability

    Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.

  • High 7.8
    CVE-2026-34344 Public exploit

    Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

    Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.