CVE-2025-3454
5.0CVSSMEDIUM
Description
This vulnerability in Grafana's datasource proxy API allows authorization checks to be bypassed by adding an extra slash character in the URL path. Users with minimal permissions could gain unauthorized read access to GET endpoints in Alertmanager and Prometheus datasources. The issue primarily affects datasources that implement route-specific permissions, including Alertmanager and certain Prometheus-based datasources.
CVSS Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:LAttack ComplexityLow
PR:LPrivileges RequiredLow
UI:NUser InteractionNone
Scope
S:CScopeChanged
Impact
C:LConfidentialityLow
I:NIntegrityNone
A:NAvailabilityNone
Weaknesses
Affected Products
Exploitability
Official Patch Available
References
https://grafana.com/security/security-advisories/cve-2025-3454/
grafana.com
http://repo.red-soft.ru/redos/8.0/x86_64/updates/
repo.red-soft.ru
https://nvd.nist.gov/vuln/detail/CVE-2025-3454
nvd.nist.gov
and 4 more references View all →
Timeline
Published
Jun 2, 2025
Last Updated
Jun 2, 2025
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