Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS due to the handling of WebSocket messages for document structure updates in the Seadoc editor. An attacker can execute arbitrary JavaScript code in the context of other users by injecting malicious payloads...

CVE-2026-30587

Multiple Stored XSS vulnerabilities exist in Seafile Server version 13.0.15,13.0.16-pro,12.0.14 and prior and fixed in 13.0.17, 13.0.17-pro, and 12.0.20-pro, via the Seadoc sdoc editor. The application fails to properly sanitize WebSocket messages regarding document structure updates. This allows...

CVE-2026-30587: Improper Neutralization of Input During Web Page Generation

Multiple Stored XSS vulnerabilities exist in Seafile Server version 13.0.15,13.0.16-pro,12.0.14 and prior and fixed in 13.0.17, 13.0.17-pro, and 12.0.20-pro, via the Seadoc sdoc editor. The application fails to properly sanitize WebSocket messages regarding document structure updates. This allows...