CVE-2026-126955

EUVD-2026-125110
Glance from 0.8.0 before 0.8.8 contains an observable response discrepancy in handlePageRequest and handlePageContentRequest that allows unauthenticated attackers to enumerate configured page slugs. Attackers can request candidate names against /{page} or /api/pages/{page}/content/ and compare 303/401 versus 404 status codes to discover hidden page names.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 38.58%
Common Weakness Enumeration
References
https://github.com/glanceapp/glance/blob/v0.8.7/internal/glance/glance.go#L306-L316
https://github.com/glanceapp/glance/commit/e19081cfa029edbe16b1354ffe03076a8cdf0244
https://github.com/glanceapp/glance/releases/tag/v0.8.8
https://github.com/glanceapp/glance/security/advisories/GHSA-294x-cjq2-6j5r
https://www.vulncheck.com/advisories/glance-0.8.0-before-0.8.8-page-slug-enumeration-via-response-discrepancy