GHSA-hj6f-7hp7-xg69
Mautic vulnerable to SSRF via webhook function
Packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| Packagist | mautic/core | >= 4.4.0, < 4.4.17 | 4.4.17 |
| Packagist | mautic/core | >= 5.0.0-alpha, < 5.2.8 | 5.2.8 |
| Packagist | mautic/core | >= 6.0.0-alpha, < 6.0.5 | 6.0.5 |
Details
As written in the advisory (Markdown source, shown as plain text).
### Summary
Users with webhook permissions can conduct SSRF via webhooks. If they have permission to view the webhook logs, the (partial) request response is also disclosed
### Details
When sending webhooks, the destination is not validated, causing SSRF.
### Impact
Bypass of firewalls to interact with internal services.
See https://owasp.org/Top10/A10_2021-Server-Side_Request_Forgery_%28SSRF%29/ for more potential impact.
### Resources
https://cheatsheetseries.owasp.org/cheatsheets/Server_Side_Request_Forgery_Prevention_Cheat_Sheet.html for more information on SSRF and its fix
References
External links from the advisory. They lead to third-party sites.
- https://github.com/mautic/mautic/security/advisories/GHSA-hj6f-7hp7-xg69
- https://nvd.nist.gov/vuln/detail/CVE-2025-9821
- https://github.com/mautic/mautic/commit/6084f6de4c88d1aeb5f6c73ea4fe1b09c98ea52b
- https://github.com/mautic/mautic/commit/dc5bb1466c9a48fd34768dc8ff5888716b2916ba
- https://github.com/mautic/mautic