🔐 CVE Alert

CVE-2026-48188

CRITICAL 9.1

SQL Injection via MySQL Quote Method

CVSS Score
9.1
EPSS Score
0.1%
EPSS Percentile
22th

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

CWE CWE-20
Vendor otrs ag
Product otrs
Published Jun 1, 2026
Last Updated Jun 1, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None

Affected Versions

OTRS AG / OTRS
7.0.x 8.0.x 2023.x 2024.x 2025.x 2026.x ≤ 2026.3.x
OTRS AG / ((OTRS)) Community Edition
6.x

References

NVD ↗ CVE.org ↗ EPSS Data ↗
otrs.com: https://otrs.com/release-notes/otrs-security-advisory-2026-02/

Credits

🔍 Special thanks to Daniel Triznafor reporting this vulnerability