Medium
Pixelfed through 0.12.9 Unauthorized Story Access via API
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.
Announced Source revision 1
Original source ↗CVE-2026-86178
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-86178
pixelfed
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "pixelfed",
"product": "pixelfed",
"versions": [
{
"status": "affected",
"version": "0",
"versionType": "semver",
"lessThanOrEqual": "0.12.9"
}
],
"packageURL": "pkg:github/pixelfed/pixelfed",
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-86178
Source reference:
/cveMetadata/cveId
Publisher severity
medium
Source reference: /containers/cna/metrics
- Event
- #1592 · Revision 1
- Added to Heist Feed
- Publisher date