PT-2026-26666 · Syncfusion · Syncfusion

Published 2026-03-20 · Updated 2026-03-22 · CVE-2025-63260

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions SyncFusion version 30.1.37

Description SyncFusion version 30.1.37 is subject to a Cross Site Scripting (XSS) issue. This issue affects the Document-Editor component’s reply to comment field and the Chat-UI Chat message functionality. Successful exploitation could allow an attacker to inject malicious scripts into web pages viewed by other users. The vulnerable areas involve user-supplied data handling within the Document-Editor and Chat-UI Chat features.

Recommendations Update to a newer version that contains a fix for this vulnerability. As a temporary workaround, consider sanitizing user input in the reply to comment field of the Document-Editor component. Restrict access to the Chat-UI Chat message functionality to minimize the risk of exploitation.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-63260

Affected Products

Syncfusion

References · 4

• 🔥 https://pentest-tools.com/PTT-2025-023-Multiple-Stored-XSS.pdf · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-63260 · Security Note
• https://twitter.com/CVEnew/status/2035627030235041890 · Twitter Post
• http://syncfusion.com · Note