How severe is CVE-2025-2878?

CVE-2025-2878 has a CVSS 3.x base score of 2.4, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2025-2878 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-2878?

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

Does CVE-2025-2878 have an EU (EUVD) identifier?

Yes. CVE-2025-2878 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-8526.

When was CVE-2025-2878 published?

CVE-2025-2878 was published on 2025-03-27 and last updated on 2026-06-17.

CVE-2025-2878

CVE-2025-2878 is a low-severity vulnerability with a CVSS 3.x base score of 2.4. 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-79.

Key facts

Severity: Low (CVSS 3.x base score 2.4)
CVSS v2: 3.3
CVSS v4: 4.8
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-8526
Weakness: CWE-79
Published: 2025-03-27
Last modified: 2026-06-17

Description

A vulnerability was found in Kentico CMS up to 13.0.178. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the file /CMSInstall/install.aspx of the component Additional Database Installation Wizard. The manipulation of the argument new database leads to cross site scripting. The attack can be launched remotely. Upgrading to version 13.0.179 is able to address this issue. It is recommended to upgrade the affected component.

Frequently asked questions

What is CVE-2025-2878?: A vulnerability was found in Kentico CMS up to 13.0.178. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the file /CMSInstall/install.aspx of the component Additional Database Installation Wizard. The manipulation of the argument new database leads to cross site scripting. The attack can be launched remotely. Upgrading to version 13.0.179 is able to address this issue. It is recommended to upgrade the affected component.
How severe is CVE-2025-2878?: CVE-2025-2878 has a CVSS 3.x base score of 2.4, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-2878 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-2878?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-2878 have an EU (EUVD) identifier?: Yes. CVE-2025-2878 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-8526.
When was CVE-2025-2878 published?: CVE-2025-2878 was published on 2025-03-27 and last updated on 2026-06-17.

References

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

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CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

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