A CSRF vulnerability in the admin panel in Gogs through 0.11.53 allows remote attackers to execute admin operations via a crafted issue / link.

An SSRF vulnerability in webhooks in Gitea through 1.5.0-rc2 and Gogs through 0.11.53 allows remote attackers to access intranet services.

In Gogs 0.11.53, an attacker can use a crafted .eml file to trigger MIME type sniffing, which leads to XSS, as demonstrated by Internet Explorer, because an "X-Content-Type-Options: nosniff" header is not sent.

In Gogs 0.11.53, an attacker can use migrate to send arbitrary HTTP GET requests, leading to SSRF.