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IAM

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  • IAM Admin API Authorization Boundaries

    In Design

    DesignIAMsecurityCompatibility

    IAM Admin API Authorization Boundaries

    Decision, 2026-10-16: GO; source acceptance and merge complete. Server PR #242 merged the signed repair commit 2616d43fb into main as 4e55fc7db. The final candidate was verified directly on main’s 00a375c4e baseline, independently of the pending LIST …

    Decision, 2026-10-16: GO; source acceptance and merge complete. Server PR #242 merged the signed repair commit 2616d43fb into main as 4e55fc7db. The final candidate was verified directly on main’s 00a375c4e baseline, independently of the pending LIST …

  • Object Lock Retention Bypass and Version-Overwrite Repair Design (SN-2026-015 / SN-2026-016)

    In Design

    SilosecurityObject LockWORMS3IAM

    Object Lock Retention Bypass and Version-Overwrite Repair Design (SN-2026-015 / SN-2026-016)

    Status on 2026-10-15: The complete repair in PR #234 (14042b5aa) and PR #235 (0d3ba5d4c) first shipped in RELEASE.2026-10-15T00-00-00Z. The previously published RELEASE.2026-09-16T00-00-00Z remains affected. See the advisory and release notes for …

    Status on 2026-10-15: The complete repair in PR #234 (14042b5aa) and PR #235 (0d3ba5d4c) first shipped in RELEASE.2026-10-15T00-00-00Z. The previously published RELEASE.2026-09-16T00-00-00Z remains affected. See the advisory and release notes for …

  • SN-2026-015: PutObjectRetention Authorization Bypass

    In Security

    securityObject LockIAMSilo

    SN-2026-015: PutObjectRetention Authorization Bypass

    First fixed release: RELEASE.2026-10-15T00-00-00Z (2026-10-15). It contains the complete repairs for SN-2026-015 and SN-2026-016, merged through PR #234 and PR #235. Server RELEASE.2026-09-16T00-00-00Z and the earlier tested …

    First fixed release: RELEASE.2026-10-15T00-00-00Z (2026-10-15). It contains the complete repairs for SN-2026-015 and SN-2026-016, merged through PR #234 and PR #235. Server RELEASE.2026-09-16T00-00-00Z and the earlier tested …

  • September Security Repairs: Payload Integrity, IAM Revocation and Console Sharing

    In Security

    securitySigV4IAMConsole

    September Security Repairs: Payload Integrity, IAM Revocation and Console Sharing

    Publication update, 2026-09-17: The September source repairs discussed here shipped in Server 20260916. Coordinated upgrades, opt-in prerequisites and remaining limitations still apply. Dated source-status and validation records below retain their …

    Publication update, 2026-09-17: The September source repairs discussed here shipped in Server 20260916. Coordinated upgrades, opt-in prerequisites and remaining limitations still apply. Dated source-status and validation records below retain their …

  • SILO 20260903 Security Notes: SN-2026-006 through 010

    In Security

    securityS3SSE-CReplicationIAM

    SILO 20260903 Security Notes: SN-2026-006 through 010

    Released in SILO 20260903. These fixes are part of RELEASE.2026-09-03T13-18-01Z. See the complete release notes for the 20260806-to-20260903 upgrade boundary, components, verification evidence, and known deferrals. This bulletin collects five …

    Released in SILO 20260903. These fixes are part of RELEASE.2026-09-03T13-18-01Z. See the complete release notes for the 20260806-to-20260903 upgrade boundary, components, verification evidence, and known deferrals. This bulletin collects five …

  • Explicit Version Deletes Now Require DeleteObjectVersion

    In Release

    ReleasesecurityIAMS3Compatibility

    Explicit Version Deletes Now Require DeleteObjectVersion

    Release status: this change is implemented in pgsty/silo#104, tracking issue #58. Publishing this note does not by itself mean that a server release, package, image, or deployment contains the change. SILO now maps object-delete authorization to the …

    Release status: this change is implemented in pgsty/silo#104, tracking issue #58. Publishing this note does not by itself mean that a server release, package, image, or deployment contains the change. SILO now maps object-delete authorization to the …

  • One Endpoint, Two Privileges: Separating User and Group Status

    In Design

    DesignIAMsecurityCompatibility

    One Endpoint, Two Privileges: Separating User and Group Status

    Release check (2026-09-16): the original repair described here is included in Server 20260903. Dated review and test accounts below record their original evidence, not a still-pending release or acceptance of a particular production installation. …

    Release check (2026-09-16): the original repair described here is included in Server 20260903. Dated review and test accounts below record their original evidence, not a still-pending release or acceptance of a particular production installation. …

  • CVE-2025-62506: Session-Policy Privilege Escalation

    In Security

    securityIAM

    CVE-2025-62506: Session-Policy Privilege Escalation

    Status: Inherited and released First Silo community release: RELEASE.2025-12-03T12-00-00Z Upstream fixed release: RELEASE.2025-10-15T17-29-55Z GitHub advisory: GHSA-jjjj-jwhf-8rgr Upstream fix: minio/minio#21642 A service account or STS account with …

    Status: Inherited and released First Silo community release: RELEASE.2025-12-03T12-00-00Z Upstream fixed release: RELEASE.2025-10-15T17-29-55Z GitHub advisory: GHSA-jjjj-jwhf-8rgr Upstream fix: minio/minio#21642 A service account or STS account with …