MEDIUMCVSS v3 4.6Vulnerability
CVE-2026-87897
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.
Properties
- Severity
- MEDIUM
- Nvd fetched at
- 2026-10-27T19:32:16.133732+00:00
- Cvss score
- 4.6
- Cvss severity
- MEDIUM
- Retrieved at
- 2026-10-27T19:33:27+00:00
- Score
- 4.6
- Last source
- NVD
- Cvss version
- 3.0
- Cve id
- CVE-2026-87897
- Cvss vector
- CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
- First seen by Signal
- 2026-10-27T19:33:27+00:00
- Vector
- CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
- Published at
- 2026-10-27T17:17:03.530
- Last modified
- 2026-10-27T17:17:03.530
Related Entities (1)
HAS_WEAKNESS (1)
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