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...