What is CVE-2026-45625?

CVE-2026-45625 is a critical-severity vulnerability in Getarcaneapp Arcane, classified under Missing Authorization. CVSS score: 9.9/10. Published 2026-05-29.

How severe is CVE-2026-45625?

Critical severity. CVSS v3 base score is 9.9 out of 10.

Auth bypass in Getarcaneapp Arcane

CVE-2026-45625

Arcane is an interface for managing Docker containers, images, networks, and volumes. Prior to 1.19.0, Arcane's huma-based REST API exposes nine endpoints under /api/customize/git-repositories and /api/git-repositories/sync for managing Gi…

Vulnerability class: Broken Access Control

EPSS: 0.001 (16.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Getarcaneapp Arcane — versions < 1.19.0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-45625?: CVE-2026-45625 is a critical-severity vulnerability in Getarcaneapp Arcane, classified under Missing Authorization. CVSS score: 9.9/10. Published 2026-05-29.
How severe is CVE-2026-45625?: Critical severity. CVSS v3 base score is 9.9 out of 10.