CVE-2026-87897
- State
- Published
- Severity
- 4.6 Medium
- Published
- Oct 27, 2026
- Updated
- Oct 27, 2026
- Reserved
- Sep 9, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.0 | 4.6 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N | hackerone |
Weaknesses
- CWE-918 Server-Side Request Forgery (SSRF)
Affected Products
| Product | Versions |
|---|---|
whiteboardNextcloud |
|
References
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