Vulnerability Intelligence Report
SQL Injection via MySQL Quote Method
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 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
No Active Exploit Signals
CVSS Base Score
9.1
CRITICAL
Exploitability:3.9
Impact Score:5.2
EPSS Probability:0.36%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-20 ↗CWE-20 Improper Input Validation
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| OTRS AG | OTRS | 7.0.x (affected), 8.0.x (affected), 2023.x (affected), 2024.x (affected), 2025.x (affected), 2026.x <= 2026.3.x (affected) |
| OTRS AG | ((OTRS)) Community Edition | 6.x (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.362%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | OTRS AG · Vendor · Germany |
| Reserved | 2026-05-21T07:53:13 |
| Published | 2026-06-01T03:33:15 |
| Patch Date | 2026-06-01 |
| Last Updated | 2026-06-01T13:17:31 |
Community Chatter & Buzz