MEDIUMCVSS v3.1 4.9Vulnerability

CVE-2026-113611

Outline before 1.8.0 contains an improper access revocation vulnerability that allows deleted administrators to keep receiving document contents because UserDeletedProcessor never disables their WebhookSubscription rows. Former admins who registered webhooks before deletion continue receiving full document bodies, including Markdown and Yjs data, via DeliverWebhookTask for every matching workspace event.

Properties

Severity
MEDIUM
Nvd fetched at
2026-10-20T21:14:08.448323+00:00
Cvss severity
MEDIUM
Cvss score
4.9
Retrieved at
2026-10-20T21:15:35+00:00
Score
4.9
Cvss version
3.1
Last source
NVD
Cve id
CVE-2026-113611
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
First seen by Signal
2026-10-20T17:10:14+00:00
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Published at
2026-10-20T16:17:11.633
Last modified
2026-10-20T20:06:37.150

Related Entities (1)

HAS_WEAKNESS (1)

Explore deeper with Ninja Signal's threat intelligence graph

CVE-2026-113611 (CVSS v3.1 4.9) — Ninja Signal Threat Intelligence | Ninja Signal