Appwrite <= v1.4.13 is affected by a Server-Side Request Forgery (SSRF) via the '/v1/avatars/favicon' endpoint due to an incomplete fix of CVE-2023-27159.
Appwrite up to v1.2.1 was discovered to contain a Server-Side Request Forgery (SSRF) via the component /v1/avatars/favicon. This vulnerability allows attackers to access network resources and sensitive information via a crafted GET request.