CVE-2026-126946

EUVD-2026-125119
Zipline from 4.3.0 before 4.5.0 contains a stored cross-site scripting vulnerability that allows authenticated low-privilege users to inject HTML through unescaped embed settings in SSR meta tags. Attackers can set malicious embedTitle, embedDescription, embedSiteName, or embedColor values via PATCH /api/user to execute JavaScript in browsers of visitors opening their file view pages.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.4 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 14.52%
Common Weakness Enumeration
References
https://github.com/diced/zipline/security/advisories/GHSA-9j96-vvqc-h9f8
https://www.vulncheck.com/advisories/zipline-4.3.0-before-4.5.0-stored-xss-via-ssr-embed-meta-tags
https://github.com/diced/zipline/security/advisories/GHSA-9j96-vvqc-h9f8