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June 2026

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

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  • Medium 6.3
    CVE-2026-54900 Public exploit

    Oj: Negative-Size memcpy in Oj::Parser create_id Attribute Handling

    Oj (Optimized JSON) is a JSON parser and Object marshaller packaged as a Ruby gem. In versions prior to 3.17.2, when in usual mode with create_id enabled, Oj::Parser#parse is vulnerable to heap corruption via a negative-size memcpy. When a JSON object key is …

  • Critical 9.6
    CVE-2026-13934 Public exploit

    Insufficient validation of untrusted input in Dawn in Google Chrome on Android prior to 150.0.7871.47 allowed a remote …

  • Critical 10.0
    CVE-2026-10134 Public exploit

    Unauthenticated Server-Side RCE via PythonCodeStructuredTool in Public Flows

    IBM Langflow OSS 1.0.0 through 1.9.3 allows an attacker to read every secret available to the Langflow process, read and modify every flow, conversation, message, file upload, and saved component in the Langflow database, can connect to internal services, abu…

  • Critical 9.9
    CVE-2026-7873 Public exploit Scanner template

    Code Injection Vulnerability in Code Validation Endpoint

    IBM Langflow OSS 1.0.0 through 1.10.0 allows authenticated attackers to execute arbitrary OS commands and read sensitive files including credentials, enabling complete system compromise and lateral movement.

  • Critical 9.8
    CVE-2026-58138 Public exploit Scanner template

    Orkes Conductor 3.21.21 < 3.30.2 Unauthenticated RCE via GraalVM Script Evaluators

    Orkes Conductor 3.21.21 before 3.30.2 contains an unauthenticated remote code execution vulnerability that allows remote attackers to execute arbitrary OS commands by submitting inline workflow definitions containing malicious JavaScript or Python expressions…

  • Critical 10.0
    CVE-2026-48282 Exploited Public exploit Scanner template EPSS 42%

    ColdFusion | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (CWE-22)

    ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability that could lead to arbitrary code execution in the context of the current user. Exploitation of thi…

    KEV Jul 7, 2026
  • Medium 6.9
    CVE-2026-10817 Public exploit

    Insufficient input validation leading to memory overread

    Insufficient input validation leading to memory overread in NetScaler ADC and NetScaler Gateway if the TCP TimeStamp is enabled in TCP Profile and is associated with the virtual server (of type LB, CS, VPN) or the service configured on NetScaler

  • High 8.8
    CVE-2026-8452 Exploited Public exploit

    Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service

    Memory overflow vulnerability NetScaler ADC and NetScaler Gateway leading to unpredictable or erroneous behavior and Denial of Service if the appliance is configured as a Gateway (SSL VPN, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server

    KEV Aug 26, 2026
  • High 8.8
    CVE-2026-8451 Public exploit EPSS 14%

    Insufficient input validation leading to memory overread

    Insufficient input validation in NetScaler ADC and NetScaler Gateway leading to memory overread if NetScaler ADC or NetScaler Gateway is configured as a SAML IDP

  • High 7.5
    CVE-2026-8023 Public exploit

    Path traversal in Zephyr HTTP server static-filesystem resource handler allows unauthenticated remote arbitrary file read

    Zephyr's HTTP server (subsys/net/lib/http) provides a static-filesystem resource type (HTTP_RESOURCE_TYPE_STATIC_FS, available when CONFIG_FILE_SYSTEM is enabled) that serves files from a configured root directory. Before this fix, both the HTTP/1 and HTTP/2 …

  • High 7.3
    CVE-2026-55957 Public exploit

    Apache Tomcat: Authentication bypass with JNDIRealm and GSSAPI authenticated bind

    Missing Critical Step in Authentication vulnerability in Apache Tomcat when the JNDIRealm was configured to authenticate binds using GSSAPI allowed attackers to authenticate without provided the correct password. This issue affects Apache Tomcat: from 11.0.0-…

  • Medium 6.1
    CVE-2026-50229 Public exploit Scanner template

    Apache Tomcat: XSS in number guess example

    Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in the number guess example for Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from 9.0.0.M1 through …

  • Medium 6.5
    CVE-2026-43700 Public exploit

    A cross-origin issue was addressed with improved tracking of security origins. This issue is fixed in Safari 26.5.2, iO…

  • High 7.8
    CVE-2026-43724 Public exploit

    The issue was addressed with improved input sanitization. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26…

  • High 8.1
    CVE-2026-43735 Public exploit

    The issue was addressed with improved checks. This issue is fixed in Safari 26.5.2, iOS 18.7.10 and iPadOS 18.7.10, iOS…

  • Critical 9.8
    CVE-2026-56782 Public exploit Scanner template

    Gorse - Unauthenticated Database Dump and Restore via /api/dump and /api/restore Endpoints

    Gorse before 0.5.10 contains an authentication bypass vulnerability in the /api/dump and /api/restore endpoints that allows unauthenticated attackers to access protected functionality when admin_api_key is empty, which is the default configuration. Remote att…

  • High 7.5
    CVE-2026-49049 Exploited Public exploit Scanner template

    Joomla Extension - joomshaper.com - Unauthenticated access to Helix3 template ajax handler

    The Helix3 plugin for Joomla exposes an ajax handler task, that allows unauthenticated attackers to delete arbitrary files, write arbitrary JSON files and update template parameters.

  • Critical 10.0
    CVE-2026-56290 Exploited Public exploit Scanner template EPSS 31%

    Joomla Extension - joomlack.fr - Unauthenticated file upload in Page Builder CK extension < 3.6.0

    Joomla Extension - joomlack.fr - Unauthenticated file upload in Page Builder CK extension < 3.6.0 - The Joomla extension Page Builder CK is vulnerable to an unauthenticated arbitrary file upload that allows uploading executable files and leads to full RCE.

    KEV Jul 7, 2026
  • High 7.5
    CVE-2026-36848 Public exploit

    Gigamon GVOS v5.16.1 and below is vulnerable to Directory Traversal in the GVOS H-VUE subsystem.

  • Critical 9.1
    CVE-2026-37637 Public exploit

    An issue in Alexantr filemanager v.1.0 allows a remote attacker to execute arbitrary code via the filemanager.php compo…

  • High 8.7
    CVE-2026-49048 Public exploit

    Joomla Extension - joomcoder.com - Unauthenticated SQL Injection in JoomCCK extension for Joomla < 6.4.1

    The Joomla extension JoomCCK exposes a front-end controller task, that builds two SQL statements by directly concatenating a user-supplied request parameter into the query string without escaping or parameterisation.

  • Medium 6.5
    CVE-2026-58058 Public exploit

    Nmap - Integer Underflow in IPv6 Extension Header Parsing

    Nmap through 7.99 does not keep the IPv6 extension-header walk within the captured packet in ipv6_get_data_primitive (libnetutil/netutil.cc), so the pointer advances past the buffer and the remaining-length computation underflows to a large value. A scanned t…

  • Medium 5.0
    CVE-2026-58057 Public exploit

    Flowise - Custom MCP Environment Variable Denylist Bypass via Case Sensitivity

    Flowise before 3.1.3 validates Custom MCP stdio environment variables against a denylist using a case-sensitive comparison, so on Windows, where environment names are case-insensitive, supplying 'node_options' bypasses the NODE_OPTIONS denylist entry. An auth…

  • High 7.1
    CVE-2026-49413 Public exploit

    Flaw in Linuxulator execution of setugid binaries

    The Linuxulator determined whether a binary was set-user-ID or set-group-ID by checking the P_SUGID process flag. During execve(2), this flag is not yet set at the point where the auxiliary vector is constructed, so AT_SECURE was incorrectly set to zero for s…

  • High 7.8
    CVE-2026-45258 Public exploit

    Multiple vulnerabilities in the sound(4) mmap path

    dsp_mmap_single() validated the requested mapping by checking the sum of the user-supplied offset and length against the buffer size. This addition could overflow, so that a large offset and length wrapped around and passed the check. The offset was then narr…

  • High 7.0
    CVE-2026-49417 Public exploit

    Multiple vulnerabilities in the sound(4) mmap path

    Second, the audio buffer backing a mapping could be freed when the device was closed even though the mapping remained valid. The freed memory could then be reused elsewhere while still accessible through the stale mapping. The /dev/dsp device nodes are world-…

  • Medium 5.3
    CVE-2026-12432 Public exploit

    Stripe Payment Forms by WP Full Pay <= 8.4.3 - Missing Authorization to Unauthenticated Payment Record Manipulation via 'paymentIntentId' Parameter

    The WP Full Stripe Free plugin for WordPress is vulnerable to Missing Authorization in versions up to, and including, 8.4.3 via the wpfs_update_failed_payment_status AJAX action. The handler is registered through both wp_ajax_ and wp_ajax_nopriv_ hooks and th…

  • Medium 6.5
    CVE-2026-3462 Public exploit

    Frisbii Pay <= 1.8.9 - Missing Authorization to Authenticated (Subscriber+) Payment Token Modification

    The Frisbii Pay plugin for WordPress is vulnerable to unauthorized modification of data due to missing capability checks on the 'upload_csv' and 'process_batch' functions in all versions up to, and including, 1.8.9. This makes it possible for authenticated at…

  • Critical 10.0
    CVE-2026-49869 Exploited Public exploit

    Kestra: Unauthenticated Remote Code Execution via Authentication Bypass in `AuthenticationFilter`

    Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, AuthenticationFilter in Kestra OSS uses request.getPath().endsWith("/configs") to whitelist the public configuration endpoint from Basic Auth. Because the check is a su…

    KEV Sep 2, 2026
  • Critical 10.0
    CVE-2026-53576 Public exploit Scanner template

    Kestra: Unauthenticated RCE via /configs path-suffix auth-filter bypass

    Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, the authentication filter for the REST API (@Filter("/api/v1/**")) treats any request whose path ends in /configs as the public instance-config endpoint and forwards it…

  • Critical 10.0
    CVE-2026-54350 Public exploit

    Budibase: Anonymous NoSQL operator injection via published-app query templates

    Budibase is an open-source low-code platform. Prior to 3.39.12, an unauthenticated visitor of any published Budibase app reads every document of the backing MongoDB, CouchDB, Elasticsearch, DynamoDB-PartiQL, or REST-with-JSON-body collection and, where the bu…

  • Medium 5.0
    CVE-2026-48770 Public exploit

    Notepad++ WM_COPYDATA COPYDATA_FULL_CMDLINE local DoS crash

    Notepad++ is a free and open-source source code editor. Prior to 8.9.6.1, a local process in the same interactive Windows session can send a malformed WM_COPYDATA message to Notepad++ using the COPYDATA_FULL_CMDLINE path. The handler appears to process COPYDA…

  • High 7.8
    CVE-2026-48778 Public exploit

    Notepad++: Arbitrary Code Execution via config.xml commandLineInterpreter

    Notepad++ is a free and open-source source code editor. Prior to 8.9.6.1, the <GUIConfig name="commandLineInterpreter"> tag in config.xml is read by NppXml::value() (Parameters.cpp:6430) and stored in _nppGUI._commandLineInterpreter without any validation, wh…

  • High 7.5
    CVE-2026-52885 Public exploit

    Notepad++ TOCTOU: HMAC Checks Disk, Executes from Memory

    Notepad++ is a free and open-source source code editor. Prior to 8.9.6.4, NppCommands.cpp checks the HMAC of the on-disk shortcuts.xml at the moment a user command fires (Time-of-Check). However, the command payload is taken from the in-memory _userCommands v…

  • High 7.8
    CVE-2026-48800 Public exploit

    Notepad++: Arbitrary Code Execution via shortcuts.xml UserCommand Injection

    Notepad++ is a free and open-source source code editor. Prior to 8.9.6.1, the <Command> tag text content inside <UserDefinedCommands> in shortcuts.xml is read by NppXml::value(aNode) (Parameters.cpp:3658) in the feedUserCmds() function and stored in UserComma…

  • Critical 9.9
    CVE-2026-52782 Public exploit

    OpenProject: IDOR through /projects/<A>/settings/project_storages/<A_ps_id> via PATCH parameter "storages_project_storage[project_folder_id]" leads to Access to Unauthorized Resources

    OpenProject is open-source, web-based project management software. Prior to 17.3.3 and 17.4.1, there is an IDOR through /projects/<A>/settings/project_storages/<A_ps_id> via PATCH parameter "storages_project_storage[project_folder_id]" leads to Access to Unau…

  • High 8.1
    CVE-2026-56876 Public exploit

    extract-zip unvalidated symlink path traversal

    extract-zip does not validate symlink targets when extracting zip archives. When processing a malicious zip file containing a symlink with a relative path like '../../../../etc/passwd', extract-zip will extract the symlink without validation, allowing it to p…

  • High 7.5
    CVE-2026-0828 Public exploit

    Kernel driver vulnerability in Safetica Endpoint Client

    Kernel driver ProcessMonitorDriver.sys in Safetica's endpoint client x64 , versions 10.5.75.0 and 11.11.4.0, allows unprivileged user to abuse IOCTL path and terminate protected system processes.

  • High 7.1
    CVE-2026-56011 Public exploit

    WordPress MapPress Maps for WordPress plugin <= 2.97.3 - Cross Site Scripting (XSS) vulnerability

    Unauthenticated Cross Site Scripting (XSS) in MapPress Maps for WordPress <= 2.97.3 versions.

  • Medium 6.5
    CVE-2026-8380 Public exploit

    Frontend File Manager Plugin <= 23.6 - Author+ Arbitrary Post Deletion

    The Frontend File Manager Plugin WordPress plugin through 23.6 does not properly verify ownership of every targeted post before permanent deletion, allowing authenticated users with author-level access and above to permanently delete arbitrary posts and pages…