Group-Office < 26.0.5 - Remote Code Execution

Group-Office before versions 6.8.150, 25.0.82, and 26.0.5 is vulnerable to remote code execution via OS command injection. The endpoint email/message/tnefAttachmentFromTempFile directly concatenates the user-controlled parameter tmpfile into an exec call. By injecting shell metacharacters into...

CVE-2026-25512-PoC-Group-Office-Authenticated-RCE

PoC CVE-2026-25512 – RCE autenticado en Group-Office mediante el manejador TNEF Autor: Mohammed Idrees Banyamer Handle: @banyamersecurity GitHub: mbanyamer Fecha: 04 de febrero de 2026 Título del exploit Group-Office Intermesh 26.0.4 – RCE autenticado mediante el manejador de adjuntos TNEF CVE...

CVE-2026-25512

CVE-2026-25512: Ejecución Remota de Código mediante Inyección de Comandos en el Manejador TNEF - Group-Office Vector CVSS 4.0 : CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H Tabla de Contenidos Resumen Versiones Afectadas Detalles Técnicos Causa Raíz Flujo de Origen a Sumidero...

CVE-2023-25292

CVE-2023-25292 Cross-Site Scripting XSS Reflejado en Intermesh BV Group-Office versión 6.6.145, permite a los atacantes obtener privilegios elevados y acceder a información sensible a través de la cookie GOLANGUAGE Detalles de la vulnerabilidad Producto: Aplicación Group Office Versión: 6.6.145...

CVE-2026-45551

Group-Office is an enterprise customer relationship management and groupware tool. Prior to 26.0.25, 25.0.100, and 6.8.165, GroupOffice allows authenticated users to persist arbitrary legacy settings for any userid via index.php?r=core/saveSetting. A separate client-side sink in the email module...

CVE-2026-45551

Affected product: Group-Office (enterprise CRM/groupware). Vulnerability details: Before versions 26.0.25, 25.0.100, and 6.8.165, an authenticated user can persist arbitrary legacy settings for any user_id via index.php?r=core/saveSetting, and a client-side sink in the email module injects email_...

CVE-2026-45551 Group-Office: Authenticated Stored XSS in Administrator Context via Arbitrary Cross-User Setting Write

Group-Office is an enterprise customer relationship management and groupware tool. Prior to 26.0.25, 25.0.100, and 6.8.165, GroupOffice allows authenticated users to persist arbitrary legacy settings for any userid via index.php?r=core/saveSetting. A separate client-side sink in the email module...

CVE-2026-45551 Group-Office: Authenticated Stored XSS in Administrator Context via Arbitrary Cross-User Setting Write

Group-Office is an enterprise customer relationship management and groupware tool. Prior to 26.0.25, 25.0.100, and 6.8.165, GroupOffice allows authenticated users to persist arbitrary legacy settings for any userid via index.php?r=core/saveSetting. A separate client-side sink in the email module...

Group Office 安全漏洞

Group Office is a modular office suite developed by the Dutch company Group Office. Versions of Group Office prior to 26.0.25, 25.0.100, and 6.8.165 contained security vulnerabilities. These vulnerabilities stemmed from allowing authenticated users to persist legacy settings for arbitrary user ID...

CVE-2026-34838

Group-Office is an enterprise customer relationship management and groupware tool. Prior to versions 6.8.156, 25.0.90, and 26.0.12, a vulnerability in the AbstractSettingsCollection model leads to insecure deserialization when these settings are loaded. By injecting a serialized FileCookieJar...

CVE-2026-34838

Group-Office is an enterprise customer relationship management and groupware tool. Prior to versions 6.8.156, 25.0.90, and 26.0.12, a vulnerability in the AbstractSettingsCollection model leads to insecure deserialization when these settings are loaded. By injecting a serialized FileCookieJar...

CVE-2026-34838 Group-Office: Authenticated Remote Code Execution via PHP Insecure Deserialization in `AbstractSettingsCollection`

Group-Office is an enterprise customer relationship management and groupware tool. Prior to versions 6.8.156, 25.0.90, and 26.0.12, a vulnerability in the AbstractSettingsCollection model leads to insecure deserialization when these settings are loaded. By injecting a serialized FileCookieJar...

EUVD-2026-18532

Group-Office is an enterprise customer relationship management and groupware tool. Prior to versions 6.8.156, 25.0.90, and 26.0.12, a vulnerability in the AbstractSettingsCollection model leads to insecure deserialization when these settings are loaded. By injecting a serialized FileCookieJar...

CVE-2026-34838 Group-Office: Authenticated Remote Code Execution via PHP Insecure Deserialization in `AbstractSettingsCollection`

Group-Office is an enterprise customer relationship management and groupware tool. Prior to versions 6.8.156, 25.0.90, and 26.0.12, a vulnerability in the AbstractSettingsCollection model leads to insecure deserialization when these settings are loaded. By injecting a serialized FileCookieJar...

CVE-2026-34838

Group-Office contains an authenticated RCE in the AbstractSettingsCollection deserialization path. Before versions 6.8.156, 25.0.90, and 26.0.12, an attacker can inject a serialized FileCookieJar into a settings string, causing Arbitrary File Write and server RCE. This is fixed in 6.8.156, 25.0.9...

CVE-2026-34838 Group-Office: Authenticated Remote Code Execution via PHP Insecure Deserialization in `AbstractSettingsCollection`

Group-Office is an enterprise customer relationship management and groupware tool. Prior to versions 6.8.156, 25.0.90, and 26.0.12, a vulnerability in the AbstractSettingsCollection model leads to insecure deserialization when these settings are loaded. By injecting a serialized FileCookieJar...

CVE-2026-34838

Group-Office is an enterprise customer relationship management and groupware tool. Prior to versions 6.8.156, 25.0.90, and 26.0.12, a vulnerability in the AbstractSettingsCollection model leads to insecure deserialization when these settings are loaded. By injecting a serialized FileCookieJar...

PT-2026-29881

Name of the Vulnerable Software and Affected Versions Group-Office versions prior to 6.8.156, 25.0.90, and 26.0.12 Description Group-Office, an enterprise customer relationship management and groupware tool, is affected by an insecure deserialization issue in the AbstractSettingsCollection model...

CVE-2026-34838: Deserialization of Untrusted Data

Group-Office is an enterprise customer relationship management and groupware tool. Prior to versions 6.8.156, 25.0.90, and 26.0.12, a vulnerability in the AbstractSettingsCollection model leads to insecure deserialization when these settings are loaded. By injecting a serialized FileCookieJar...

Group Office 代码问题漏洞

Group Office is a modular office suite developed by the Dutch company Group Office. Versions of Group Office prior to 6.8.156, 25.0.90, and 26.0.12 contained code vulnerabilities. These vulnerabilities stemmed from insecure deserialization in the AbstractSettingsCollection model, which could allo...