CVE-2026-123206: CVE-2026-123206: kritik işlevde kimlik doğrulaması eksik

Açıklama (NVD)

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.

Özet bilgiler

CVSS v3.1

3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS v4.0

6.3 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS

%0,46 (yüzdelik 40)

CWE

CWE-306

Yama

Yok / bilinmiyor

Kaynaklar

• NVD kaydı
• github.com
• github.com
• github.com
• hackmd.io
• www.vulncheck.com
• hackmd.io
• CWE-306