CVE-2026-86118
gonic before 0.22.0 Missing Administrator Check on the Subsonic startScan Endpoint
CVSS 4.0 5.3 MEDIUMCVSS 3.1 4.3 MEDIUMCheck source for fixed versionsKEV status unknown
cve-program · CVE-2026-86118
Publishedgonic versions before 0.22.0 fail to validate administrator privileges in the startScan endpoint, allowing any authenticated user to trigger media library rescans. Attackers can repeatedly call the startScan endpoint to force CPU and I/O-intensive filesystem operations, causing denial of service on multi-user instances.
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Related advisories and sources
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CVE-2026-86118 · CVE overview and exploitation status
cve-program · CVE-2026-86118
- https://github.com/sentriz/gonic/security/advisories/GHSA-453r-pgfw-h3pq
- https://github.com/sentriz/gonic/blob/v0.21.0/server/ctrlsubsonic/handlers_common.go
- https://github.com/sentriz/gonic/blob/v0.21.0/server/ctrlsubsonic/ctrl.go
- https://github.com/sentriz/gonic/releases/tag/v0.22.0
- https://github.com/sentriz/gonic
- https://www.vulncheck.com/advisories/gonic-before-0.22.0-missing-administrator-check-on-the-subsonic-startscan-endpoint
Related changes
Linked by CVE identifierNo related changes are available here.