LOWCVSS v3.1 3.7Vulnerability
CVE-2026-123206
EdgeChat before 2.20.3 contains a missing authentication vulnerability in the GET /files/:key route that allows unauthenticated or banned users to download decrypted public-channel attachments because canAccessFile() accepts a null user id. Attackers holding an attachment object key can omit or supply an invalid token to retrieve plaintext attachments without a session or channel membership.
Properties
- Severity
- LOW
- Nvd fetched at
- 2026-11-06T06:16:30.423848+00:00
- Cvss severity
- LOW
- Cvss score
- 3.7
- Retrieved at
- 2026-11-06T06:17:09+00:00
- Score
- 3.7
- Cvss version
- 3.1
- Last source
- NVD
- Cve id
- CVE-2026-123206
- Cvss vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
- First seen by Signal
- 2026-11-05T22:06:44+00:00
- Name
- CVE-2026-123206
- Vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
- Published at
- 2026-11-05T19:17:20.043
- Last modified
- 2026-11-05T19:17:20.043
Related Entities (1)
HAS_WEAKNESS (1)
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