Missing Authentication for Critical Function Affecting arianna package, versions <25.12.3-2
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIANUNSTABLE-ARIANNA-16242228
- published25 Apr 2026
- disclosed24 Apr 2026
Introduced: 24 Apr 2026
CVE-2026-42095 (opens in a new tab)How to fix?
Upgrade Debian:unstable arianna to version 25.12.3-2 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream arianna package and not the arianna package as distributed by Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
bookserver in KDE Arianna before 26.04.1 allows attackers to read files over a socket connection by guessing a URL.
References
- https://security-tracker.debian.org/tracker/CVE-2026-42095
- https://github.com/KDE/arianna/tags
- https://invent.kde.org/graphics/arianna/-/commit/3cd56fce103ab62887c5592827d78a1197cd926a
- https://invent.kde.org/graphics/arianna/-/commit/485851d25de279a9d2711d3780443530e9851300
- https://kde.org/info/security/advisory-20260424-1.txt