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CVE-2026-48188

CVE-2026-48188 · SQL Injection via MySQL Quote Method

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

An improper Input Validation vulnerability in OTRS or ((OTRS)) Community Edition database layer module allows an unauthenticated SQL injection which can lead to an authentication bypass. This issue only affects the system if the MySQL/MariaDB server is configured with the NO_BACKSLASH_ESCAPES SQL mode. This issue affects OTRS: * 7.0.X * 8.0.X * 2023.X * 2024.X * 2025.X * 2026.X before 2026.4.X * (OTRS)) Community Edition: 6.0.x Products based on the ((OTRS)) Community Edition also very likely to be affected

CVSS 9.1 · Critical · EPSS 0.5% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • otrs

    Versions
    • 7.0.x: Affected
    • 8.0.x: Affected
    • 2023.x: Affected
    • 2024.x: Affected
    • 2025.x: Affected
    • ≥ 2026.x, ≤ 2026.3.x: Affected (patch)

    No fix published

  • ((otrs)) community edition

    Versions
    • 6.x: Affected

    No fix published

  • znuny Debian:12

    Versions
    • 6.3.2-3
    • 6.3.3-1
    • 6.3.3-1~bpo11+1
    • 6.3.4-1
    • 6.3.4-1~bpo11+1
    • 6.4.2-1
    • 6.4.2-1~bpo11+1
    • 6.4.2-2
    • 6.4.3-1
    • 6.4.3-1~bpo11+1
    • 6.4.4-1
    • 6.4.5-1
    • 6.4.5-1~bpo11+1
    • 6.4.5-2
    • 6.5.1-1
    • 6.5.10-1
    • 6.5.10-1~bpo12+1
    • 6.5.11-1
    • 6.5.11-1~bpo12+1
    • 6.5.13-1
    • 6.5.14-1
    • 6.5.14-1~bpo12+1
    • 6.5.15-1
    • 6.5.15-2
    • 6.5.15-2~bpo12+1
    • 6.5.16-1
    • 6.5.18-1
    • 6.5.18-1~bpo13+1
    • 6.5.19-1
    • 6.5.20-1
    • 6.5.21-1
    • 6.5.22-1
    • 6.5.22-1~bpo13+1
    • 6.5.23-1
    • 6.5.23-1~bpo13+1
    • 6.5.24-1
    • 6.5.24-1~bpo13+1
    • 6.5.25-1
    • 6.5.3-1
    • 6.5.3-1~bpo12+1
    • 6.5.4-1
    • 6.5.4-1~bpo12+1
    • 6.5.5-1
    • 6.5.5-1~bpo12+1
    • 6.5.6-1
    • 6.5.6-1~bpo12+1
    • 6.5.8-1
    • 6.5.8-1~bpo12+1
    • 6.5.9-1
    • 6.5.9-1~bpo12+1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • znuny Debian:13

    Versions
    • 6.3.2-3
    • 6.3.3-1
    • 6.3.3-1~bpo11+1
    • 6.3.4-1
    • 6.3.4-1~bpo11+1
    • 6.4.2-1
    • 6.4.2-1~bpo11+1
    • 6.4.2-2
    • 6.4.3-1
    • 6.4.3-1~bpo11+1
    • 6.4.4-1
    • 6.4.5-1
    • 6.4.5-1~bpo11+1
    • 6.4.5-2
    • 6.5.1-1
    • 6.5.10-1
    • 6.5.10-1~bpo12+1
    • 6.5.11-1
    • 6.5.11-1~bpo12+1
    • 6.5.13-1
    • 6.5.14-1
    • 6.5.14-1~bpo12+1
    • 6.5.15-1
    • 6.5.15-2
    • 6.5.15-2~bpo12+1
    • 6.5.16-1
    • 6.5.18-1
    • 6.5.18-1~bpo13+1
    • 6.5.19-1
    • 6.5.20-1
    • 6.5.21-1
    • 6.5.22-1
    • 6.5.22-1~bpo13+1
    • 6.5.23-1
    • 6.5.23-1~bpo13+1
    • 6.5.24-1
    • 6.5.24-1~bpo13+1
    • 6.5.25-1
    • 6.5.3-1
    • 6.5.3-1~bpo12+1
    • 6.5.4-1
    • 6.5.4-1~bpo12+1
    • 6.5.5-1
    • 6.5.5-1~bpo12+1
    • 6.5.6-1
    • 6.5.6-1~bpo12+1
    • 6.5.8-1
    • 6.5.8-1~bpo12+1
    • 6.5.9-1
    • 6.5.9-1~bpo12+1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • znuny Debian:14

    Versions
    • 6.3.2-3
    • 6.3.3-1
    • 6.3.3-1~bpo11+1
    • 6.3.4-1
    • 6.3.4-1~bpo11+1
    • 6.4.2-1
    • 6.4.2-1~bpo11+1
    • 6.4.2-2
    • 6.4.3-1
    • 6.4.3-1~bpo11+1
    • 6.4.4-1
    • 6.4.5-1
    • 6.4.5-1~bpo11+1
    • 6.4.5-2
    • 6.5.1-1
    • 6.5.10-1
    • 6.5.10-1~bpo12+1
    • 6.5.11-1
    • 6.5.11-1~bpo12+1
    • 6.5.13-1
    • 6.5.14-1
    • 6.5.14-1~bpo12+1
    • 6.5.15-1
    • 6.5.15-2
    • 6.5.15-2~bpo12+1
    • 6.5.16-1
    • 6.5.18-1
    • 6.5.18-1~bpo13+1
    • 6.5.19-1
    • 6.5.20-1
    • 6.5.21-1
    • 6.5.22-1
    • 6.5.22-1~bpo13+1
    • 6.5.23-1
    • 6.5.23-1~bpo13+1
    • 6.5.24-1
    • 6.5.24-1~bpo13+1
    • 6.5.3-1
    • 6.5.3-1~bpo12+1
    • 6.5.4-1
    • 6.5.4-1~bpo12+1
    • 6.5.5-1
    • 6.5.5-1~bpo12+1
    • 6.5.6-1
    • 6.5.6-1~bpo12+1
    • 6.5.8-1
    • 6.5.8-1~bpo12+1
    • 6.5.9-1
    • 6.5.9-1~bpo12+1
    Affected ranges
    • ECOSYSTEM: < 6.5.25-1

    Update to 6.5.25-1

  • otrs2 Ubuntu:16.04:LTS

    Versions
    • 4.0.10-1
    • 5.0.1-1
    • 5.0.1-2
    • 5.0.2-1
    • 5.0.3-1
    • 5.0.5-1
    • 5.0.6-1
    • 5.0.7-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • otrs2 Ubuntu:18.04:LTS

    Versions
    • 5.0.23-1
    • 5.0.24-1
    • 6.0.1-1
    • 6.0.2-1
    • 6.0.3-1
    • 6.0.4-1
    • 6.0.5-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • otrs2 Ubuntu:20.04:LTS

    Versions
    • 6.0.20-1
    • 6.0.23-2
    • 6.0.24-1
    • 6.0.25-1
    • 6.0.25-2
    • 6.0.25-3
    • 6.0.26-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • otrs2 Ubuntu:22.04:LTS

    Versions
    • 6.0.32-6
    • 6.1.2-1
    • 6.2.1-1
    • 6.2.2-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • znuny Ubuntu:24.04:LTS

    Versions
    • 6.5.3-1
    • 6.5.4-1
    • 6.5.5-1
    • 6.5.6-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • znuny Ubuntu:26.10

    Versions
    • 6.5.18-1
    • 6.5.20-1
    • 6.5.21-1
    • 6.5.22-1
    • 6.5.23-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • znuny Ubuntu:26.04:LTS

    Versions
    • 6.5.15-2
    • 6.5.18-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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