CVE-2026-116018

Medium

Description

ONEARMY community-platform before 2.165.2 contains an insecure direct object reference vulnerability that allows authenticated users to mark other users' notifications as read via POST /api/notifications/:id/read. Attackers can iterate sequential notification IDs to suppress unread indicators of users in the same tenant, causing them to miss replies, comments and new-content notices.

SeverityMedium

CVSS4.3

Exploit probability—

ProductOnearmy Community-platform

PublishedOct 24, 2026

First seenOct 24, 2026

Weakness typeCWE-639Authorization bypass through user-controlled key

How to fix

Update

ONEARMY community-platform2.165.2 or later

Patches

Vendor advisories

github.com/ONEARMY/community-platform/releases/tag/v2.165.2

Affected products

Product	Affected versions	Fixed in
ONEARMY community-platform	v < 2.165.2	2.165.2

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