What is CVE-2026-45627?

CVE-2026-45627 is a high-severity vulnerability in Getarcaneapp Arcane, classified under Cross-site Scripting. CVSS score: 8.2/10. Published 2026-05-29.

How severe is CVE-2026-45627?

High severity. CVSS v3 base score is 8.2 out of 10.

XSS in Getarcaneapp Arcane

CVE-2026-45627

Arcane is an interface for managing Docker containers, images, networks, and volumes. Prior to 1.19.0, the unauthenticated GET /api/app-images/logo endpoint reflects a user-supplied color query parameter into the body of an SVG document vi…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (10.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N.

Affected products

Getarcaneapp Arcane — versions < 1.19.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-45627?: CVE-2026-45627 is a high-severity vulnerability in Getarcaneapp Arcane, classified under Cross-site Scripting. CVSS score: 8.2/10. Published 2026-05-29.
How severe is CVE-2026-45627?: High severity. CVSS v3 base score is 8.2 out of 10.