How severe is CVE-2026-31956?

CVE-2026-31956 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-31956 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-31956?

CVE-2026-31956 affects Xibosignage Xibo. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-31956?

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

Does CVE-2026-31956 have an EU (EUVD) identifier?

Yes. CVE-2026-31956 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-25367.

When was CVE-2026-31956 published?

CVE-2026-31956 was published on 2026-04-24 and last updated on 2026-06-17.

CVE-2026-31956

CVE-2026-31956 is a medium-severity vulnerability in Xibosignage Xibo with a CVSS 3.x base score of 4.3. 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-639.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-25367
Weakness: CWE-639
Affected product: Xibosignage Xibo
Published: 2026-04-24
Last modified: 2026-06-17

Description

Xibo is an open source digital signage platform with a web content management system and Windows display player software. Prior to version 4.4.1, any authenticated user can manually construct a URL to preview campaigns/regions, and export saved reports belonging to other users. Exploitation of the vulnerability is possible on behalf of an authorized user who has any of the following privileges: Page which shows all Layouts that have been created for the purposes of Layout Management; page which shows all Campaigns that have been created for the purposes of Campaign Management; and page which shows all Reports that have been Saved. Users should upgrade to version 4.4.1 which fixes this issue. Upgrading to a fixed version is necessary to remediate.

Frequently asked questions

What is CVE-2026-31956?: Xibo is an open source digital signage platform with a web content management system and Windows display player software. Prior to version 4.4.1, any authenticated user can manually construct a URL to preview campaigns/regions, and export saved reports belonging to other users. Exploitation of the vulnerability is possible on behalf of an authorized user who has any of the following privileges: Page which shows all Layouts that have been created for the purposes of Layout Management; page which shows all Campaigns that have been created for the purposes of Campaign Management; and page which shows all Reports that have been Saved. Users should upgrade to version 4.4.1 which fixes this issue. Upgrading to a fixed version is necessary to remediate.
How severe is CVE-2026-31956?: CVE-2026-31956 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-31956 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-31956?: CVE-2026-31956 affects Xibosignage Xibo. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-31956?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-31956 have an EU (EUVD) identifier?: Yes. CVE-2026-31956 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-25367.
When was CVE-2026-31956 published?: CVE-2026-31956 was published on 2026-04-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:xibosignage:xibo:*:*:*:*:*:*:*:*

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