CVE-2026-41048: Caching of Authentication allows Authentication Bypass in qSnapper

Severity: high (CVSS 7.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-06-22 · updated 2026-10-25
Weakness: CWE-863

Description

Incorrect caching of authentication between different polkit methods in qSnapper before version 1.3.3 allowed a local attacker to use functions like "restore from snapshot" even if only allowed to do "delete snapshot".

Affected products

presire qSnapper: before 1.3.3 — fixed in 1.3.3

How to fix

Upgrade to a fixed version: presire qSnapper 1.3.3. Check the vendor advisory for mitigations.

References

https://bugzilla.suse.com/show_bug.cgi?id=1262218
https://github.com/presire/qSnapper/releases/tag/v1.3.3
https://security.opensuse.org/2026/05/26/qsnapper-dbus-issues.html#issue-auth-caching

Get alerted when CVE-2026-41048 or the next vulnerability affects your stack