CVE-2026-46485 | Dashy is a self-hostable personal dashboard. Prior to 4.0.8,… | CVSS 8.2 HIGH

Description

Dashy is a self-hostable personal dashboard. Prior to 4.0.8, Dashy deployments using OIDC can allow unauthenticated users or non-admin authenticated users to write changes to the main config.yaml through the config-saving functionality despite configured permissions, allowing unauthorized modification of dashboard configuration and potential service disruption. This issue is fixed in version 4.0.8.

Metadata

CVE ID: CVE-2026-46485
State: PUBLISHED
Assigner: GitHub_M
Reserved: 2026-05-14 18:06 UTC
Published: 2026-07-15 18:08 UTC
Last updated: 2026-07-15 18:08 UTC
Primary CWE: CWE-15
CWE-15: External Control of System or Configuration Setting
Vendor / Product: lissy93 / dashy
Sources: cve.org · NVD

Severity & Metrics

8.2 HIGH CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L

Affected products (1)

Vendor	Product	Platform	Versions
lissy93	dashy	—	< 4.0.8

Weakness (CWE)

CWE	Source	Description
CWE-15	cna	CWE-15: External Control of System or Configuration Setting
CWE-284	cna	CWE-284: Improper Access Control
CWE-287	cna	CWE-287: Improper Authentication
CWE-602	cna	CWE-602: Client-Side Enforcement of Server-Side Security

CVSS scores (1)

Score	Severity	Version	Source	Vector
8.2	HIGH	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L

References (2)

https://github.com/lissy93/dashy/security/advisories/GHSA-vjj9-fmvr-6h3p https://github.com/lissy93/dashy/security/advisories/GHSA-vjj9-fmvr-6h3p
https://github.com/lissy93/dashy/releases/tag/4.0.8 https://github.com/lissy93/dashy/releases/tag/4.0.8