CVE-2026-48187

An uncontrolled allocation of resources without limits or throttling in the e-mail handling in OTRS allows excessive allocation which may lead to the abortion of the webserver.This issue affects OTRS: * 8.0.X * 2023.X * 2024.X * 2025.X * 2026.X before 2026.4.X Please note that ((OTRS)) Community Edition 6.x, OTRS 7.x and products based on the ((OTRS)) Community Edition also very likely to be affected

CVSS v3 5.7 MEDIUM

5.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.1 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://otrs.com/release-notes/otrs-security-advisory-2026-06/	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:otrs:otrs:::::community:::*
	cpe:2.3:a:otrs:otrs::::::::
	cpe:2.3:a:otrs:otrs::::::::

History

No history.

Information

Published : 2026-06-01 04:16

Updated : 2026-07-22 07:10

NVD link : CVE-2026-48187

Mitre link : CVE-2026-48187

CVE.ORG link : CVE-2026-48187

JSON object : View

Products Affected

otrs

otrs

CWE

CWE-400

Uncontrolled Resource Consumption

CWE-770

Allocation of Resources Without Limits or Throttling

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