Astra Linux – Vulnerability in Firefox, Thunderbird

If a PAC URL was set, and the server hosting the PAC was unreachable, OCSP requests would be blocked, resulting in incorrect error pages being displayed. This vulnerability affects Firefox 102, Firefox ESR 91.11, Thunderbird 102, and Thunderbird 91.11...

Astra Linux – Vulnerability in Firefox and Thunderbird

Cross-compartment wrappers used to wrap a scripted proxy might have caused objects from other compartments to be stored in the main compartment, resulting in a “use-after-free” vulnerability. This vulnerability affects Firefox 115, Firefox ESR 102.13, and Thunderbird 102.13...

Astra Linux – Vulnerability in curl

There is a vulnerability in curl version 7.87.0 where it is possible to exploit the memory reclamation mechanism. In this vulnerability, curl can be instructed to tunnel virtually all protocols it supports through an HTTP proxy. HTTP proxies can and often do deny such tunnel operations. When curl...

Astra Linux – Vulnerability in Tomcat9

If Apache Tomcat 8.5.0 to 8.5.82, 9.0.0-M1 to 9.0.67, 10.0.0-M1 to 10.0.26, or 10.1.0-M1 to 10.1.0 was configured to ignore invalid HTTP headers by setting rejectIllegalHeader to false the default for 8.5.x only, Tomcat would not reject requests containing an invalid Content-Length header. This...

Astra Linux – Vulnerability in Apache2

An HTTP response smuggling vulnerability exists in the Apache HTTP Server via modproxyuwsgi. This issue affects the Apache HTTP Server: from version 2.4.30 through 2.4.55. Special characters in the origin response header can cause the response forwarded to the client to be truncated or split...

DEBIAN-CVE-2026-59786

Zabbix Server and Proxy accept the active agent heartbeat message regardless of the configured PSK or certificate authentication. This means someone with access to the Zabbix trapper port can report an arbitrary host using an active agent as available, resulting in a loss of integrity...

DEBIAN-CVE-2026-59783

The Zabbix Server/Proxy has a vulnerability where binary items can crash the Server/Proxy on certain NULL byte input leading to potential loss of availability. This only affects deployments where MySQL/MariaDB database is used as the Zabbix database...

CVE-2026-59783

The Zabbix Server/Proxy has a vulnerability where binary items can crash the Server/Proxy on certain NULL byte input leading to potential loss of availability. This only affects deployments where MySQL/MariaDB database is used as the Zabbix database...

CVE-2026-59786

Zabbix Server and Proxy accept the active agent heartbeat message regardless of the configured PSK or certificate authentication. This means someone with access to the Zabbix trapper port can report an arbitrary host using an active agent as available, resulting in a loss of integrity...

UBUNTU-CVE-2026-59786

Zabbix Server and Proxy accept the active agent heartbeat message regardless of the configured PSK or certificate authentication. This means someone with access to the Zabbix trapper port can report an arbitrary host using an active agent as available, resulting in a loss of integrity...

UBUNTU-CVE-2026-59783

The Zabbix Server/Proxy has a vulnerability where binary items can crash the Server/Proxy on certain NULL byte input leading to potential loss of availability. This only affects deployments where MySQL/MariaDB database is used as the Zabbix database...

cve-2023-30861-poc

CVE-2023-30861 PoC Prueba de concepto ⚠️ PRECAUCIÓN CAUTION Este proyecto es un PoC destinado a reproducir la vulnerabilidad CVE-2023-30861 de Flask. NO lo ejecute jamás en un entorno expuesto a Internet. Si se conecta a una red con acceso externo, podría ser explotado para ataques reales. ⚠️...

EUVD-2026-92398

Zabbix Server and Proxy accept the active agent heartbeat message regardless of the configured PSK or certificate authentication. This means someone with access to the Zabbix trapper port can report an arbitrary host using an active agent as available, resulting in a loss of integrity...

CVE-2026-59786 Active agent heartbeat missing TLS check

Zabbix Server and Proxy accept the active agent heartbeat message regardless of the configured PSK or certificate authentication. This means someone with access to the Zabbix trapper port can report an arbitrary host using an active agent as available, resulting in a loss of integrity...

CVE-2026-59786 Active agent heartbeat missing TLS check

Zabbix Server and Proxy accept the active agent heartbeat message regardless of the configured PSK or certificate authentication. This means someone with access to the Zabbix trapper port can report an arbitrary host using an active agent as available, resulting in a loss of integrity...

CVE-2026-59786

Zabbix Server and Proxy accept the active agent heartbeat message regardless of the configured PSK or certificate authentication. This means someone with access to the Zabbix trapper port can report an arbitrary host using an active agent as available, resulting in a loss of integrity...

CVE-2026-59786

Zabbix Server and Proxy are vulnerable to a flaw where they accept active agent heartbeat messages without performing the required TLS check for configured PSK or certificate authentication. An attacker with access to the Zabbix trapper port can exploit this to report an arbitrary host as availab...

EUVD-2026-92396

The Zabbix Server/Proxy has a vulnerability where binary items can crash the Server/Proxy on certain NULL byte input leading to potential loss of availability. This only affects deployments where MySQL/MariaDB database is used as the Zabbix database...

CVE-2026-59783 Server DoS via binary items

The Zabbix Server/Proxy has a vulnerability where binary items can crash the Server/Proxy on certain NULL byte input leading to potential loss of availability. This only affects deployments where MySQL/MariaDB database is used as the Zabbix database...

CVE-2026-59783

The Zabbix Server/Proxy is vulnerable to a Denial of Service (DoS) condition when processing binary items containing specific NULL byte input . This vulnerability leads to a crash of the service, resulting in a potential loss of availability. The issue is specific to deployments utilizing MySQL o...