How severe is CVE-2026-48191?

CVE-2026-48191 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-48191 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-48191?

CVE-2026-48191 affects Otrs. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-48191?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-48191 have an EU (EUVD) identifier?

Yes. CVE-2026-48191 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-33549.

When was CVE-2026-48191 published?

CVE-2026-48191 was published on 2026-06-01 and last updated on 2026-06-17.

CVE-2026-48191

CVE-2026-48191 is a low-severity vulnerability in Otrs with a CVSS 3.x base score of 3.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-276.

Key facts

Severity: Low (CVSS 3.x base score 3.5)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-33549
Weakness: CWE-276
Affected product: Otrs
Published: 2026-06-01
Last modified: 2026-06-17

Description

An incorrect handling of permissions in STORM powered by OTRS and in OTRS (2026.x and above) Document Search Article Meta Filters modules allows gaining knowledge about number of affected CIs, SLA and services without gaining access to them. This issue affects OTRS with STORM modules: * 7.0.X * 8.0.X * 2023.X * 2024.X * 2025.X * 2026.X before 2026.4.X

Frequently asked questions

What is CVE-2026-48191?: An incorrect handling of permissions in STORM powered by OTRS and in OTRS (2026.x and above) Document Search Article Meta Filters modules allows gaining knowledge about number of affected CIs, SLA and services without gaining access to them. This issue affects OTRS with STORM modules: * 7.0.X * 8.0.X * 2023.X * 2024.X * 2025.X * 2026.X before 2026.4.X
How severe is CVE-2026-48191?: CVE-2026-48191 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-48191 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-48191?: CVE-2026-48191 affects Otrs. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-48191?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-48191 have an EU (EUVD) identifier?: Yes. CVE-2026-48191 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-33549.
When was CVE-2026-48191 published?: CVE-2026-48191 was published on 2026-06-01 and last updated on 2026-06-17.

References

https://otrs.com/release-notes/otrs-security-advisory-2026-05/

Affected products (1)

cpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:*

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