CVE•Published 2026-06-01•Modified 2026-06-15•1 article on news•6 live references•NVD data

CVE-2026-48188Otrs · Otrs

Vulnerability data via NVD (ingested)

CVSS v3.1

9.1

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS percentile

Exploit Prediction Scoring System · top 76% of all CVEs

Weaknesses (CWE)

CWE-20Improper Input Validation

Description

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

Timeline

Published 2026-06-01

Modified 2026-06-15

External references

NVD MITRE Exploit-DB GitHub PoC Sploitus VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag6 hosts

vuln:CVE-2026-48188

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Otrs Otrs"

All exposed Otrs Otrs instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Otrs"

HTTP body or banner mentions "Otrs" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-48188