Description
A time-to-check-time-of-use in polkit authentication of qSnapper before version 1.3.3 allowed a local attacker to bypass qSnappers authentication mechanism and operate e.g. as root user.
Severity (CVSS)
| Base score | 8.1 |
|---|---|
| Severity | High |
| Version | CVSS 3.1 |
| Vector | CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H |
| Provided by | CNA |
Weaknesses
- CWE-367 — CWE-367 Time-of-check time-of-use (TOCTOU) race condition
Affected products
| Vendor | Product | Versions |
|---|---|---|
| presire | qSnapper | 0 to <1.3.3 |
References
- https://security.opensuse.org/2026/05/26/qsnapper-dbus-issues.html#issue-polkit-bypass (third-party-advisory)
- https://github.com/presire/qSnapper/releases/tag/v1.3.3 (vendor-advisory)
- https://bugzilla.suse.com/show_bug.cgi?id=1261795 (issue-tracking)
Generated from the official CVE List on 23 Jun 2026 10:05 UTC.