CVE Catalog

CVE-2026-107053

CriticalCVSS 9.1
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.36%

30th percentile - higher than 30% of all known CVEs

Summary

Insecure permissions in foobnix Librera PDF Reader versionCode 7222 allow unauthorized attackers to arbitrarily write and truncate files in a shared storage space outside of the sandbox.

Risk Assessment

An attacker can modify or corrupt files belonging to other apps and users in shared storage, risking data loss or injection of malicious content.

Recommendation

Update the app to a version that fixes the permissions or restrict access to shared storage; consider revoking external storage permissions.

Related vulnerabilities

Original NVD description (English source)

Insecure permissions in foobnix Librera PDF Reader versionCode 7222 allows unauthorized attackers to arbitrarily write and truncate files in a shared storage space outside of the sandbox.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS