Gogs has a Denial of Service issue
Published Feb 6, 2026 · Updated Oct 23, 2026 · Also known as GO-2026-4451, GHSA-cr88-6mqm-4g57
Original summary
Normalized public record · Updated Oct 23, 2026
Gogs has a Denial of Service issue
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
An authenticated user can cause a DOS attack. If one of the repo files is deleted before synchronization, it will cause the application to crash.
Potential impact
Denial of Service server crash.
Technical context
If GetMirrorByRepoID fails, the error log dereferencing null pointer. This happens if the repository no longer exits. https://github.com/gogs/gogs/blob/4cc83c498b6ae59356a04912d68a932165bad5e6/internal/database/mirror.goL333-L337 if err != nil m is alwasa nil https://github.com/gogs/gogs/blob/4cc83c498b6ae59356a04912d68a932165bad5e6/internal/database/mirror.goL269-L278
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
- SSVC priority
- LOW
- Confidence
- Not available
- Aliases
- GO-2026-4451, GHSA-cr88-6mqm-4g57
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
Record history
Published Feb 6, 2026 · Last refreshed Oct 23, 2026