CVE-2026-126946

Zipline 4.3.0 before 4.5.0 Stored XSS via SSR Embed Meta Tags

Published Nov 13, 2026 CVSS 4.0 · 5.1 Medium EPSS n/a KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Description 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.
Title Zipline 4.3.0 before 4.5.0 Stored XSS via SSR Embed Meta Tags
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'}

cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Nov 13, 2026, 9:34 AM
Reserved
Nov 11, 2026, 10:57 PM
Status
Received
Published
Nov 13, 2026, 10:18 AM
Modified
Nov 13, 2026, 10:18 AM