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9 September 2026

Vulnerabilities first published on this day (UTC), newest first.

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  • High 7.5
    CVE-2026-73786 Public exploit

    Unauthenticated Network-Based Denial of Service in CPPM systems

    A vulnerability in the web-based management interface of CPPM could allow an unauthenticated remote attacker to conduct a Denial-of-Service (DoS) attack. Successful exploitation could allow an attacker to cause instability and degrade performance of the vulne…

  • High 8.1
    CVE-2026-87930 Public exploit

    MaxSite CMS through 109.6 PHP Object Injection via ci_session

    MaxSite CMS through 109.6 passes the ci_session cookie to unserialize() without class restrictions, allowing unauthenticated attackers to inject PHP objects. Attackers can forge valid session cookies using the hardcoded encryption key to trigger magic methods…

  • High 8.8
    CVE-2026-80914 Public exploit

    Bluetooth: ISO: fix use-after-free of listener socket in iso_conn_ready

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix use-after-free of listener socket in iso_conn_ready iso_conn_ready() looks up the BIS listener socket with iso_get_sock(), which takes a reference, and then, without re-ch…

  • Critical 9.9
    CVE-2026-67401 Public exploit

    A vulnerability in cPanel allows a mail-enabled account to achieve remote code execution as root through SQLi in EmailT…

  • High 7.1
    CVE-2026-79617 Public exploit

    Improper Access Control Leading to Display Exposure in TÜBİTAK BİLGEM's Pardus LightDM Greeter

    Incorrect Permission Assignment for Critical Resource vulnerability in TÜBİTAK BİLGEM Software Technologies Research Institute Pardus LightDM Greeter allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects Pardus LightDM Gr…

  • Critical 9.8
    CVE-2026-85102 Exploited Public exploit EPSS 54%

    Improper Certificate Validation in Quantum Security Gateway

    Improper certificate trust validation during VPN negotiation in Check Point Quantum Security Gateway may allow an unauthenticated remote attacker to execute arbitrary code on the Gateway.

    KEV Sep 22, 2026
  • Medium 6.2
    CVE-2026-86547 Public exploit

    mrubyc through 4.0.0 NULL Pointer Dereference via OP_ENTER

    mrubyc through 4.0.0 contains a null pointer dereference vulnerability in the op_enter() handler in src/vm.c when processing untrusted bytecode. Attackers can craft malicious .mrb bytecode files with OP_ENTER instructions at the top level to crash the embeddi…

  • High 8.8
    CVE-2026-80099 Public exploit Scanner template

    Various Newfold Plugins Various Versions - Unauthenticated Authentication Bypass via Bearer Token Validation with Empty Secret

    Several Newfold plugins are vulnerable to Authentication Bypass. The vulnerability exists because the plugins bundle the wp-module-data module. In the module, the `authenticate()` method — registered on the `rest_authentication_errors` filter and therefore ev…

  • Critical 9.2
    CVE-2026-21096 Public exploit

    Heap-based buffer overflow in JPEG decoder of libimagecodec.quram.so prior to SMR Sep-2026 Release 1 allows remote atta…

  • Medium 5.4
    CVE-2026-87575 Public exploit

    Incorrect authorization in Loader in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social e…

  • High 8.8
    CVE-2026-87491 Exploited Public exploit

    Out of bounds write in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code i…

    KEV Sep 9, 2026
  • Critical 9.6
    CVE-2026-87492 Public exploit

    Incorrect authorization in DevTools in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to potentially ex…

  • Medium 4.3
    CVE-2026-79387 Public exploit

    SQL injection vulnerability in PbootCMS versions 3.2.0 through 3.2.5 allows an authenticated user to modify arbitrary u…