CLEANSTART-2026-OA79587

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    CLEANSTART-2026-OA79587

    Published: 30 Oct 2026Last Modified: 31 Oct 2026
    Upstream:
    CVE-2026-28377

    Summary: vulnerability in Grafana Tempo exposes the S3 SSE-C encryption key in plaintext through the /status/config endpoint, potentially allowing unauthorized users to obtain the key used to encrypt trace ...

    Details: Security vulnerability affects the tempo package. A vulnerability in Grafana Tempo exposes the S3 SSE-C encryption key in plaintext through the /status/config endpoint, potentially allowing unauthorized users to obtain the key used to encrypt trace data stored in S3.

    References: https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-OA79587.json, https://osv.dev/vulnerability/CVE-2026-28377, https://nvd.nist.gov/vuln/detail/CVE-2026-28377

    Affected packages

    Package

    Name: tempo

    Purl: pkg:apk/cleanstart/tempo

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.7.2-r0

    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
    CLEANSTART-2026-OA79587 | CVE-DB