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CVE-2026-26477

CVE-2026-26477

This page contains facts from public vulnerability sources. Check the original advisory before updating.

An issue in Dokuwiki v.2025-05-14b "Librarian" [56.2] allows a remote attacker to cause a denial of service via the media_upload_xhr() function in the media.php file

CVSS 4.3 · Medium · EPSS 0.5% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • dokuwiki

    Versions
    • 2025-05-14b: Affected (custom)

    No fix published

  • dokuwiki Debian:12

    Versions
    • 0.0.20220731.a-2
    • 0.0.20220731.a-3
    • 2024-02-06b+dfsg-0exp1
    • 2024-02-06b+dfsg-0exp2
    • 2024-02-06b+dfsg-1
    • 2024-02-06b+dfsg-2
    • 2024-02-06b+dfsg-3
    • 2024-02-06b+dfsg-4
    • 2024-02-06b+dfsg-5
    • 2024-02-06b+dfsg-6
    • 2024-02-06b+dfsg-7
    • 2024-02-06b+dfsg-8
    • 2024-02-06b+dfsg-9
    • 2024-02-06b-0exp1
    • 2024-02-06b-0exp2
    • 2024-02-06b-0exp3
    • 2024-02-06b-0exp4
    • 2025-05-14+dfsg-1
    • 2025-05-14.a+dfsg-1
    • 2025-05-14.a+dfsg-2
    • 2025-05-14.a+dfsg-3
    • 2025-05-14.a+dfsg-4
    • 2025-05-14.b+dfsg-1
    • 2025-05-14.b+dfsg-2
    • 2025-05-14.b+dfsg-3
    • 2025-05-14.b+dfsg-4
    • 2025-05-14.b+dfsg-5
    • 2025-05-14.b+dfsg-6
    • 2026-07-14+dfsg-1
    • 2026-07-14.a+dfsg-1
    • 2026-07-14.a+dfsg-2
    • 2026-07-14.a+dfsg-3
    • 2026-07-14.c+dfsg-1
    • 2026-07-14a+dfsg-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • dokuwiki Debian:13

    Versions
    • 2024-02-06b+dfsg-9
    • 2025-05-14+dfsg-1
    • 2025-05-14.a+dfsg-1
    • 2025-05-14.a+dfsg-2
    • 2025-05-14.a+dfsg-3
    • 2025-05-14.a+dfsg-4
    • 2025-05-14.b+dfsg-1
    • 2025-05-14.b+dfsg-2
    • 2025-05-14.b+dfsg-3
    • 2025-05-14.b+dfsg-4
    • 2025-05-14.b+dfsg-5
    • 2025-05-14.b+dfsg-6
    • 2026-07-14+dfsg-1
    • 2026-07-14.a+dfsg-1
    • 2026-07-14.a+dfsg-2
    • 2026-07-14.a+dfsg-3
    • 2026-07-14.c+dfsg-1
    • 2026-07-14a+dfsg-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • dokuwiki Debian:14

    Versions
    • 2024-02-06b+dfsg-9
    • 2025-05-14+dfsg-1
    • 2025-05-14.a+dfsg-1
    • 2025-05-14.a+dfsg-2
    • 2025-05-14.a+dfsg-3
    • 2025-05-14.a+dfsg-4
    • 2025-05-14.b+dfsg-1
    • 2025-05-14.b+dfsg-2
    • 2025-05-14.b+dfsg-3
    • 2025-05-14.b+dfsg-4
    • 2025-05-14.b+dfsg-5
    Affected ranges
    • ECOSYSTEM: < 2025-05-14.b+dfsg-6

    Update to 2025-05-14.b+dfsg-6

  • dokuwiki Ubuntu:16.04:LTS

    Versions
    • 0.0.20140929.d-1
    • 0.0.20140929.d-1ubuntu1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • dokuwiki Ubuntu:18.04:LTS

    Versions
    • 0.0.20160626.a-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • dokuwiki Ubuntu:20.04:LTS

    Versions
    • 0.0.20180422.a-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • dokuwiki Ubuntu:22.04:LTS

    Versions
    • 0.0.20180422.a-2.1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • dokuwiki Ubuntu:24.04:LTS

    Versions
    • 0.0.20220731.a-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • dokuwiki Ubuntu:25.10

    Versions
    • 2024-02-06b+dfsg-4
    • 2024-02-06b+dfsg-9
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • dokuwiki Ubuntu:26.10

    Versions
    • 2025-05-14.b+dfsg-5
    • 2025-05-14.b+dfsg-6
    • 2026-07-14.a+dfsg-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • dokuwiki Ubuntu:26.04:LTS

    Versions
    • 2024-02-06b+dfsg-9
    • 2025-05-14.a+dfsg-4
    • 2025-05-14.b+dfsg-1
    • 2025-05-14.b+dfsg-2
    • 2025-05-14.b+dfsg-3
    • 2025-05-14.b+dfsg-4
    • 2025-05-14.b+dfsg-5
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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