GHSA-ff28-f46g-r9g8
Cross-site Scripting in Gogs
Packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| Go | gogs.io/gogs | < 0.12.7 | 0.12.7 |
Details
As written in the advisory (Markdown source, shown as plain text).
### Impact
The malicious user is able to upload a crafted SVG file as the issue attachment to archive XSS. All installations [allow uploading SVG (`text/xml`) files as issue attachments (non-default)](https://github.com/gogs/gogs/blob/e51e01683408e10b3dcd2ace65e259ca7f0fd61b/conf/app.ini#L283-L284) are affected.
### Patches
Correctly setting the Content Security Policy for the serving endpoint. Users should upgrade to 0.12.7 or the latest 0.13.0+dev.
### Workarounds
[Disable uploading SVG files (`text/xml`) as issue attachments](https://github.com/gogs/gogs/blob/e51e01683408e10b3dcd2ace65e259ca7f0fd61b/conf/app.ini#L283-L284).
### References
https://huntr.dev/bounties/34a12146-3a5d-4efc-a0f8-7a3ae04b198d/
### For more information
If you have any questions or comments about this advisory, please post on https://github.com/gogs/gogs/issues/6919.
References
External links from the advisory. They lead to third-party sites.