---
id: CVE-2026-121545
title: Dreeve before 5.8.0 Missing Authentication in Strava Webhook POST Handler
summary: >-
  Dreeve before 5.8.0 contains a missing authentication vulnerability in
  StravaWebhookRequestHandler::handleEvent that allows unauthenticated attackers
  to forge Strava webhook events without signature, verify-token or owner_id
  checks. Atta…
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L'
cvssSource: cna
cwe:
  - CWE-345
vendor: robiningelbrecht
product: dreeve
affected:
  - dreeve < 5.8.0
published: '2026-11-03'
updated: '2026-11-03'
sourceUpdated: '2026-11-03T15:17:05.929Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-121545'
references:
  - url: 'https://github.com/dreeveapp/dreeve/issues/2935'
    label: 'GitHub Issue #2935'
  - url: 'https://github.com/dreeveapp/dreeve'
  - url: >-
      https://github.com/dreeveapp/dreeve/commit/1e88f7664a95ecbffd299195f4730a60fcd3181a
    label: Fix commit
  - url: >-
      https://github.com/dreeveapp/dreeve/blob/v5.7.0/src/Controller/Strava/StravaWebhookRequestHandler.php#L64-L80
  - url: >-
      https://github.com/dreeveapp/dreeve/blob/v5.7.0/src/Console/Strava/ProcessStravaWebhooksConsoleCommand.php
  - url: 'https://github.com/dreeveapp/dreeve/pull/2936'
  - url: >-
      https://www.vulncheck.com/advisories/dreeve-before-5.8.0-missing-authentication-in-strava-webhook-post-handler
    label: >-
      VulnCheck Advisory: Dreeve before 5.8.0 Missing Authentication in Strava
      Webhook POST Handler
tags:
  - cve.org
epss: 0.00208
epssPercentile: 0.11024
ingestedAt: '2026-11-05T19:30:42.977Z'
---

## Overview

Dreeve before 5.8.0 contains a missing authentication vulnerability in StravaWebhookRequestHandler::handleEvent that allows unauthenticated attackers to forge Strava webhook events without signature, verify-token or owner_id checks. Attackers can send forged delete events with a known public Strava activity id to the webhook URL, causing permanent deletion of imported activities and their streams.

## Affected

- `dreeve < 5.8.0`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.