CVE-2026-87897

Published: Oct 27, 2026Modified: Oct 28, 2026

4.6

Vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

Exploitability: 2.1 / Impact: 2.5

Source: support@hackerone.com (Secondary)

Description

A SSRF vulnerability found that enables access to internal Chrome Devtools Protocol APIs that can leak the JWT authentication token for another user. A low privileged attacker could continually exploit this vulnerability to leak the JWT authentication token for another user when they start a recording, which then enables the attacker read/write access to the victim's Whiteboard.

Related CWEs

CWE-918

Server-Side Request Forgery (SSRF)

The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.

References (1)

https://hackerone.com/reports/3576823

Source: support@hackerone.com

Timeline

No history available yet.