GHSA-grj5-8x6q-hc9q

    Dashboard / Vulnerabilities / GHSA-grj5-8x6q-hc9q

    GHSA-grj5-8x6q-hc9q

    Published: 2 Sept 2021Last Modified: 7 Aug 2026

    Summary: Path traversal in Grafana Loki

    Details: An issue was discovered in Grafana Loki through 2.2.1. The header value X-Scope-OrgID is used to construct file paths for rules files, and if crafted to conduct directory traversal such as ae ../../sensitive/path/in/deployment pathname, then Loki will attempt to parse a rules file at that location and include some of the contents in the error message.

    References: https://nvd.nist.gov/vuln/detail/CVE-2021-36156, https://github.com/grafana/loki/pull/4020, https://github.com/grafana/loki/pull/4020#issue-694377133, https://github.com/grafana/loki, https://github.com/grafana/loki/releases/tag/v2.3.0

    Affected packages

    Package

    Name: github.com/grafana/loki

    Purl: pkg:golang/github.com/grafana/loki

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0
    Fixed -2.3.0

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    GHSA-grj5-8x6q-hc9q | CVE-DB