CVE-2026-27796 Homarr: Unauthenticated Information Disclosure (Integration Metadata Leak)
Unauthenticated attackers can access sensitive integration metadata, including internal service URLs, via a public tRPC endpoint in Homarr.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-27796?
CVE-2026-27796 is a medium-severity vulnerability in homarr-labs homarr, published on 7 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Homarr is an open-source dashboard. Prior to version 1.54.0, the integration.all tRPC endpoint in Homarr is exposed as a publicProcedure, allowing unauthenticated users to retrieve a complete list of configured integrations. This metadata includes sensitive information such as internal service URLs, integration names, and service types. This issue has been patched in version 1.54.0.
Which versions are affected by CVE-2026-27796?
It affects 1 product.
Products include Homarr Homarr.
How do I fix CVE-2026-27796?
No fix has been published for CVE-2026-27796 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-27796 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-27796 exists.
Public exploit code: 1 Nuclei template.
Other vulnerabilities in homarr-labs homarr
- CVE-2026-33510 DOM-Based XSS in Homarr /auth/login Redirect
- CVE-2025-64759 Homarr is Vulnerable to Stored Cross-Site Scripting (XSS) and Possible Privilege Escalation via Malicious SVG Upload
- CVE-2025-67493 Homarr: missing input sanitization and possible privilege escalation through ldap search query injection
- CVE-2026-27797 Homarr: Unauthenticated SSRF in rssFeed.ts
- CVE-2026-25123 Homarr affected by Unauthenticated SSRF / Port-Scan Primitive via widget.app.ping
Sources
Also known as GHSA-m4vc-4prp-cvp7.