CVE-2026-48188: An improper Input Validation vulnerability in OTRS or ((OTRS)) Community Edition database layer module allows an unauthenticated SQL injection which can lead…

PriorityP262critical9.1CVSS 3.1

AVNACLPRNUINSUCHIHAN

EPSS

0.36%

28.1th percentile

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

Affected

10 ranges

Vendor	Product	Version range	Fixed in
otrs	otrs	<= 6.0.32	—
otrs	otrs	>= 2023.0.0 < 2026.4.1	2026.4.1
otrs	otrs	7.0.0 – 8.0.37	—
otrs_ag	community_edition	—	—
otrs_ag	otrs	—	—
otrs_ag	otrs	—	—
otrs_ag	otrs	—	—
otrs_ag	otrs	—	—
otrs_ag	otrs	—	—
otrs_ag	otrs	2026.x – 2026.3.x	—

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