Is CVE-2026-113597 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-113597?

CVE-2026-113597 has a CVSS v3 severity of MEDIUM (5.4).

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CVE-2026-113597

Description

Blinko through 1.8.8 contains an insecure direct object reference vulnerability in the tag tRPC router that allows authenticated users to read and modify other users' tags by supplying arbitrary tag IDs. Attackers can enumerate sequential IDs via fullTagNameById, updateTagIcon, and updateTagOrder to reveal private note topics and tamper with tag icons and ordering.