CVE-2026-42095 Details
Description
bookserver in KDE Arianna before 26.04.1 allows attackers to read files over a socket connection by guessing a URL.
A file read vulnerability has been identified in KDE Arianna versions prior to 26.04.1. The issue arises in the bookserver component, which allows attackers to access files over a socket connection by guessing the URL. This vulnerability can be exploited by users on the same local network or on the same system, depending on the trustworthiness of the users.
Users are advised to update to KDE Arianna version 26.04.1 or later. If an immediate update is not possible, the application should not be used on local networks or systems with untrusted users.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Apr 24, 2026CISA-ADP
Assessed Apr 24, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/KDE/arianna/tags | [email protected] | ProductVendor |
| https://invent.kde.org/graphics/arianna/-/commit/3cd56fce103ab62887c5592827d78a1197cd926a | [email protected] | Source CodeVendor |
| https://invent.kde.org/graphics/arianna/-/commit/485851d25de279a9d2711d3780443530e9851300 | [email protected] | Source CodeVendor |
| https://kde.org/info/security/advisory-20260424-1.txt | [email protected] | AdvisoryRemedyVendor |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-306 | Missing Authentication for Critical Function | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| KDE Arianna | All versions |
CPE
Remediation
| |
Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 24, 2026 | New CVE Received | [email protected] |