PT-2025-49800 · Unknown · @Tiptap/Extension-Link

Published 2025-12-09 · Updated 2025-12-11 · CVE-2025-14284

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions @tiptap/extension-link versions prior to 2.10.4

Description The @tiptap/extension-link package is susceptible to Cross-site Scripting (XSS) because of unsanitized user input when setting or toggling links. An attacker can inject a javascript: URL payload, leading to the execution of arbitrary JavaScript code within the application's context through user interaction. The attack occurs when setting or toggling links.

Recommendations Update @tiptap/extension-link to version 2.10.4 or later.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-14284

GHSA-VHRC-HGRQ-X75R

Affected Products

@Tiptap/Extension-Link

References · 9

• 🔥 https://gist.github.com/th4s1s/3d1b6cd3e7257b14947242f712ec6e1f · Exploit
• https://github.com/ueberdosis/tiptap/commit/1c2fefe3d61ab1c8fbaa6d6b597251e1b6d9aaed · Patch
• https://osv.dev/vulnerability/CVE-2025-14284 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-14284 · Security Note
• https://github.com/ueberdosis/tiptap/releases/tag/v2.10.4 · Note
• https://t.me/CVEtracker/39216 · Telegram Post
• https://t.me/cveNotify/145477 · Telegram Post
• https://security.snyk.io/vuln/SNYK-JS-TIPTAPEXTENSIONLINK-14222197 · Note
• https://twitter.com/CVEnew/status/1998355366271406322 · Twitter Post