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17 June 2026

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

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  • High 8.1
    CVE-2026-55200 Public exploit

    libssh2 - Out-of-Bounds Write via Unchecked packet_length in transport.c

    libssh2 1.11.1, fixed in commit 97acf3d, contains an out-of-bounds write vulnerability in ssh2_transport_read() that fails to enforce upper bounds on packet_length field. Remote attackers can send crafted SSH packets with excessively large packet_length value…

  • High 8.1
    CVE-2026-54415 Public exploit

    Broken Access Control in Azuriom CMS Server Routes Allows Account Takeover

    Missing Authorization in the server management routes (routes/admin.php) in Azuriom Azuriom CMS before 1.2.11 on all platforms allows an authenticated attacker with the admin.access permission to create AzLink server tokens and take over non-admin user accoun…

  • High 8.1
    CVE-2026-42530 Public exploit

    NGINX Open-Source ngx_http_v3_module vulnerability

    NGINX Open Source has a vulnerability in the ngx_http_v3_module module. When NGINX Open Source is configured to use the HTTP/3 QUIC module, a remote unauthenticated attacker along with conditions beyond their control can use a specially crafted HTTP/3 session…

  • High 8.1
    CVE-2026-42055 Public exploit

    NGINX ngx_http_proxy_v2_module and ngx_http_grpc_module vulnerability

    NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_proxy_v2_module and ngx_http_grpc_module modules. This vulnerability exists when the proxy_http_version to 2 or grpc_pass directives are used to proxy HTTP/2 traffic, the ignore_invalid_hea…

  • High 8.8
    CVE-2026-49268 Public exploit

    Apache Shiro: LDAP DN Injection in DefaultLdapRealm

    A remote attacker can inject LDAP special characters into the Distinguished Name (DN) construction in DefaultLdapRealm class. User-supplied username input is directly concatenated into the LDAP DN template without any escaping of RFC 2253 special characters. …

  • High 7.8
    CVE-2025-48617 Public exploit

    In overrideConfig of CarrierConfigLoader.java, there is a possible way to bypass UID check due to a permissions bypass.…

  • High 8.8
    CVE-2025-66391 Public exploit

    In Citrix Cloud through 2025-11-10, an account with read-only access can trigger the beginning of a workflow for write …

  • High 8.4
    CVE-2025-26240 Public exploit

    pdfkit: Path traversal in from_string

    In JazzCore python-pdfkit 1.0.0, the from_string method enables the execution of JavaScript code within the context of the server application and the exfiltration of local files.