CVE-2026-48190

Q: How do I fix CVE-2026-48190?

Upgrade otrs to 2026.4.1 or later.

Q: Is CVE-2026-48190 being actively exploited?

Not that we know of. CVE-2026-48190 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.14% is the estimated probability that it will be exploited in the next 30 days. That is higher than 4% of all scored CVEs.

Q: How severe is CVE-2026-48190?

CVE-2026-48190 has a CVSS v3 base score of 3.5, rated low. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2026-48190 affect?

Published advisories record a fix for otrs (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

LOW

3.5

CVSS v3

NVD

Description

An incorrect handling of permissions in OTRS External Interface and the ConfigItem List module allows an authenticated customer to query the system for CI information. Please note that CMDB has to be anabled and CustomerGroupSupport has to be used to be affected. This issue affects OTRS: * 7.0.X * 8.0.X * 2023.X * 2024.X * 2025.X * 2026.X before 2026.4.X

CWE-276

How to fix

Remediation Available

otrsNVD

Affected:>= 2023.0.0, < 2026.4.1Fixed in:2026.4.1CVE-2026-48190derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.14%probability of exploitation in 30 days

4thpercentile

Low risk: more likely to be exploited than 4% of all known CVEs.

References

Vendor Advisory1

otrs.com

Related Vulnerabilities

Other CWE-276 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2013-0632	Critical	9.8	94%	KEV	-
CVE-2017-11610	High	8.8	87%	-	Fix
CVE-2023-29919	Critical	9.1	60%	-	-
CVE-2019-17124	Critical	9.8	23%	-	-
CVE-2020-12608	High	7.8	22%	-	Fix
CVE-2021-3437	Critical	9.8	16%	-	Fix

Common questions

How do I fix CVE-2026-48190?

Upgrade otrs to 2026.4.1 or later.

Is CVE-2026-48190 being actively exploited?

Not that we know of. CVE-2026-48190 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.14% is the estimated probability that it will be exploited in the next 30 days. That is higher than 4% of all scored CVEs.

How severe is CVE-2026-48190?

CVE-2026-48190 has a CVSS v3 base score of 3.5, rated low. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2026-48190 affect?

Published advisories record a fix for otrs (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

Embed a live status badge for CVE-2026-48190

Markdown

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-07-22.