Insecure permissions in the feiertage.ImportActivity component of Arbeitszeiterfassung2 versionCode 159 allows unauthorized attackers to create forged

Summary

Insecure permissions in the feiertage.ImportActivity component of Arbeitszeiterfassung2 versionCode 159 allows unauthorized attackers to create forged holiday/work-time entries via crafted ICS imports.

Remediation

1. Inventory every Unknown product deployment, including staging.
2. No fixed version appears in the public sources yet. Check the references below and the vendor directly.

References

• Referencehttps://f-droid.org/packages/askanimus.arbeitszeiterfassung2/
• Referencehttps://github.com/FFG0d/fdroid-android-advisories/blob/main/advisories/CVE-2026-107019.md
• Referencehttps://gitlab.com/Askanimus/arbeitszeitkonto