CVE-2026-41047 Information leak via “diff” methods in qSnapper
A local attacker can access read-protected information via unauthenticated snapshot diff functions in qSnapper.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-41047?
CVE-2026-41047 is a medium-severity missing authorization vulnerability in presire qSnapper, published on 22 Jun 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Lack of authentication when using the "snapshot diff" functions in qSnapper before version 1.3.3 allowed a local attacker to see otherwise read protected information.
Weakness: CWE-306
Which versions are affected by CVE-2026-41047?
It affects 1 product.
Products include Presire Qsnapper.
How do I fix CVE-2026-41047?
Upgrade to a fixed version.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-41047 being exploited?
There is no known exploitation of CVE-2026-41047 in the wild and no public exploit code.
Other vulnerabilities in presire qSnapper
- CVE-2026-41048 Caching of Authentication allows Authentication Bypass in qSnapper
- CVE-2026-41049 Caching of Authentication allows Authentication Bypass between users in qSnapper
- CVE-2026-41045 Weak polkit authentication check in qSnapper
- CVE-2026-41046 path traversal via `config` parameter in qSnapper
Sources
Also known as GHSA-rv65-qg4j-mcmv.