CVE-2026-21726
—CVSS 3.1
5.3 medium
EPSS
<1%p34
Published
()
Modified
Description
The CVE-2021-36156 fix validates the namespace parameter for path traversal sequences after a single URL decode, by double encoding, an attacker can read files at the Ruler API endpoint /loki/api/v1/rules/{namespace} Thanks to Prasanth Sundararajan for reporting this vulnerability.
- Vendors
- grafana
- Products
- loki
- Weakness
- CWE-22
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
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