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...

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...