CVE-2026-110774 (GCVE-0-2026-110774)
Vulnerability from cvelistv5
Published
2026-10-14 18:48
Modified
2026-10-15 14:26
Severity ?
6.0 (Medium) - CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
5.3 (Medium) - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE
  • CWE-639 - Authorization Bypass Through User-Controlled Key
Summary
Blinko through 1.8.8 contains a broken access control vulnerability in the /api/file route that allows authenticated users to read other users' private attachments due to a flawed owner check. Attackers can supply another user's stored filename, following a basename plus millisecond-timestamp pattern, to download private, non-shared attachments.
References
Impacted products
Vendor Product Version
blinkospace blinko Version: 0   ≤ 1.8.8
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