CVE-2026-42095 json
bookserver in KDE Arianna before 26.04.1 allows attackers to read files over a socket connection by guessing a URL.
published 2026-04-24 6 mo ago modified 2026-10-26 13 d ago also EUVD-2026-25566
- cvss
- 4.0
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 5%
- public exploits
- 0
- none known
Summary
bookserver in KDE Arianna before 26.04.1 allows attackers to read files over a socket connection by guessing a URL.
Patch / fix
- KDE Arianna 26.04.1
- arianna Debian 14 25.12.3-2
debian advisories DEBIAN-CVE-2026-42095
- arianna openSUSE Tumbleweed 26.04.0-2.1
opensuse advisories openSUSE-SU-2026:10653-1
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 6 mo ago
Exploit prediction
0.16% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 4.0 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
Affected products
- KDE Arianna
Classification
- Weakness
-
- CWE-306 Missing Authentication for Critical Functionality
References
Sources
- CVE List CVE-2026-42095
- NVD CVE-2026-42095
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.