CVE-2026-107053 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.

CriticalCVSS 9.1 EPSS 0.36%

Published: 2026-10-29 17:37 (approximate time: when CVE Radar first recorded it)
Updated: 2026-11-03 17:17
Exploit status: No public exploit known

Description

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.

Affected products

No affected product data has been published yet.

References

CVSS v3.1

9.1 Critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
User Interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: None

Weakness & likelihood

EPSS (exploitation probability, 30 days): 0.36% (percentile 30.3)
CWE: CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Public exploit references

Metadata only. CVERadar never hosts or runs exploit code.

No public exploit references known.