Tumblr
Tumblr Returning 403 Forbidden Error on Firefox-Based Browsers
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Personal experienceImported from BlueskyPublished Oct 14, 2026
Impact: getting is a 403 error
From the original report
“Something broke for Tumblr instances on Firefox based browsers and now all I and other users are getting is a 403 error.”
Read original Bluesky ↗
Details & sources
- How received
- Imported from Bluesky
- Source published
- Oct 14, 2026
- Observed
- Unknown
- Added to CleanApp
- Oct 14, 2026
- Product connection
- Affected product or place
- Original issue status
- Unknown
- Resolution
- Unknown
- Verification
- Not independently reproduced
Source count unknown
Why this source type: The author reports personally encountering a 403 error when accessing Tumblr on Firefox-based browsers.
CleanApp AI summary
Tumblr Returning 403 Forbidden Error on Firefox-Based Browsers: Users are reporting that Tumblr is failing to load on Firefox-based browsers, blocking access with a 403 Forbidden error response.
Report counts are not affected-user counts. A closed original issue does not confirm a fix.
Public ID: rpt_t3wSkzpYtiEoHxJUlewGoA