MEDIUMCVSS v3.1 4.3Vulnerability

CVE-2026-113349

OpenCATS before 0.10.0 contains a missing authorization vulnerability in CalendarUI::onEditEvent() and onDeleteEvent() that allows authenticated users to modify or delete other users' calendar events. Attackers with EDIT or DELETE access can supply arbitrary eventID values to alter or remove any user's events, including non-public ones restricted to their owner.

Properties

Severity
MEDIUM
Nvd fetched at
2026-10-20T21:14:08.448323+00:00
Cvss score
4.3
Cvss severity
MEDIUM
Retrieved at
2026-10-20T21:15:35+00:00
Score
4.3
Last source
NVD
Cvss version
3.1
Cve id
CVE-2026-113349
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
First seen by Signal
2026-10-20T13:03:27+00:00
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Published at
2026-10-20T11:17:19.010
Last modified
2026-10-20T11:17:19.143

Related Entities (1)

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CVE-2026-113349 (CVSS v3.1 4.3) — Ninja Signal Threat Intelligence | Ninja Signal