CVE-2026-110774
MEDIUM
CVSS 5.3
Published: 2026-10-14
Modified: 2026-10-15
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Threat Intelligence Pending
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Description
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.
Quick Facts
| CVE ID | CVE-2026-110774 |
| CVSS Score | 5.3 |
| Vector | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |
| Published | 2026-10-14 |
| Exploited | No |
| CISA KEV | No |
| PoC | Not public |