A repository's external issue tracker regular expression containing alternating capture groups could produce invalid slice indexes when Gitea rendered issue references, causing a runtime panic that terminated the Gitea process. A user who can edit a repository's external issue tracker settings could make any later rendering of matching content, such as viewing a README, crash the instance for all users.
Metrics
Affected Vendors & Products
References
History
Tue, 13 Oct 2026 15:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:2.3:a:gitea:gitea:*:*:*:*:*:*:*:* |
Wed, 07 Oct 2026 21:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
cvssV3_1
|
Wed, 07 Oct 2026 01:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Gitea
Gitea gitea |
|
| Vendors & Products |
Gitea
Gitea gitea |
Tue, 06 Oct 2026 19:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A repository's external issue tracker regular expression containing alternating capture groups could produce invalid slice indexes when Gitea rendered issue references, causing a runtime panic that terminated the Gitea process. A user who can edit a repository's external issue tracker settings could make any later rendering of matching content, such as viewing a README, crash the instance for all users. | |
| Title | Gitea denial of service through external issue tracker patterns | |
| Weaknesses | CWE-125 CWE-248 |
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| References |
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Status: PUBLISHED
Assigner: Gitea
Published: 2026-10-06T19:25:18.075Z
Updated: 2026-10-07T20:10:45.979Z
Reserved: 2026-10-04T21:59:53.543Z
Link: CVE-2026-96399
Updated: 2026-10-07T20:10:41.330Z
Status : Analyzed
Published: 2026-10-06T20:17:35.270
Modified: 2026-10-13T15:36:39.100
Link: CVE-2026-96399
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