medium4.9
CVE-2026-113611
Outline before 1.8.0 contains an improper access revocation vulnerability that allows deleted administrators to keep receiving document contents because UserDe…
Impact
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.
Affected products
| Product | Affected versions |
|---|---|
| Outline | before 1.8.0 |
Versions were read from the advisory text. No structured product data has been published for this record yet.
Weakness classification
References
- NVD record
- CVE.org record
- https://github.com/outline/outline/blob/v1.7.1/server/queues/processors/UserDeletedProcessor.ts
- https://github.com/outline/outline/commit/e044014cea958962fc9f5e2b8f6ff1d8cadd676f
- https://github.com/outline/outline/releases/tag/v1.8.0
- https://github.com/outline/outline/security/advisories/GHSA-33jq-x32c-3ccw
- https://www.vulncheck.com/advisories/outline-before-1.8.0-information-disclosure-via-orphaned-webhook-subscriptions