CVE-2026-111644
Misaka Danmu Server through 2.8.9 Missing Authentication on /api/ui Routes
CVSS Score
7.3
EPSS Score
0.0%
EPSS Percentile
0th
Misaka Danmu Server through 2.8.9 contains a missing authentication vulnerability that allows unauthenticated attackers to access audit, diagnostics, data-check, scan-index and health routes under /api/ui lacking the get_current_user dependency. Attackers can read audit logs with login IPs, server logs and environment paths, delete episode rows, clear media-server mappings, and wipe audit history.
| CWE | CWE-306 |
| Vendor | l429609201 |
| Product | misaka_danmu_server |
| Published | Oct 16, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
Affected Versions
l429609201 / misaka_danmu_server
0 ≤ 2.8.9
References
hackmd.io: https://hackmd.io/@hieuPenguinnn/misaka-danmu-server-ui-api-missing-authentication github.com: https://github.com/l429609201/misaka_danmu_server/blob/v2.8.9/src/api/ui/audit.py#L31-L66 github.com: https://github.com/l429609201/misaka_danmu_server/blob/v2.8.9/src/api/ui/data_check.py#L116-L140 github.com: https://github.com/l429609201/misaka_danmu_server/blob/v2.8.9/src/api/ui/diagnostics.py#L156-L210 vulncheck.com: https://www.vulncheck.com/advisories/misaka-danmu-server-through-2.8.9-missing-authentication-on-api-ui-routes
Credits
hieuPenguinnn