Description
Pixelfed through 0.12.9 fails to validate follower status in StoryComposeController react and comment endpoints, allowing authenticated users to access follower-only stories. Attackers can enumerate sequential story IDs and submit reactions or comments to retrieve story media URLs and author information without following the account.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
pixelfed pixelfed
Default version status: unaffected
0 to ≤ 0.12.9affected
pkg:github/pixelfed/pixelfedReferences
- https://github.com/geo-chen/oss/blob/main/Pixelfed.md ↗
- https://github.com/pixelfed/pixelfed/blob/v0.12.9/app/Http/Controllers/StoryComposeController.php#L487-L501 ↗
- https://github.com/pixelfed/pixelfed/blob/v0.12.9/app/Http/Controllers/StoryComposeController.php#L566-L580 ↗
- https://github.com/pixelfed/pixelfed/blob/v0.12.9/routes/web-api.php#L154-L155 ↗
- https://github.com/pixelfed/pixelfed ↗
- https://www.vulncheck.com/advisories/pixelfed-through-0.12.9-unauthorized-story-access-via-api ↗