CVE-2026-48187

MEDIUM EPSS 10.1%

Published Jun 1, 20264w ago · Modified Jun 17, 20261w ago

5.7 CVSS 3.1

Medium

Published Jun 1, 2026 4w ago

Last Modified Jun 17, 2026 1w ago

Description

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 Details

Base Score

5.7

Exploitability

2.1

Impact

3.6

Vector string

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

Attack Vector Network

Attack Complexity Low

Privileges Required Low

User Interaction Required

Scope Unchanged

Confidentiality None

Integrity None

Availability High

Threat Intelligence

EPSS Exploit Probability

10.1% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 2

CWE-400 Uncontrolled Resource Consumption Resource Mgmt

CWE-770

Affected Products 3

Vendor	Product	Version	Range
otrs	otrs	*	≤6.0.32
otrs	otrs	*	≥7.0.0 – ≤8.0.37
otrs	otrs	*	≥2023.0.0 – <2026.4.1

References 1

otrs.com https://otrs.com/release-notes/otrs-security-advisory-2026-06/

Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.