How severe is CVE-2025-50055?

CVE-2025-50055 has a CVSS 3.x base score of 6.4, 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 low, and availability none.

Is CVE-2025-50055 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-50055?

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

Does CVE-2025-50055 have an EU (EUVD) identifier?

Yes. CVE-2025-50055 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-36169.

When was CVE-2025-50055 published?

CVE-2025-50055 was published on 2025-10-27 and last updated on 2026-06-17.

CVE-2025-50055

CVE-2025-50055 is a medium-severity vulnerability with a CVSS 3.x base score of 6.4. 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: Medium (CVSS 3.x base score 6.4)
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-36169
Weakness: CWE-79
Published: 2025-10-27
Last modified: 2026-06-17

Description

Cross-site scripting (XSS) vulnerability in the SAML Authentication module in OpenVPN Access Server version 2.14.0 through 2.14.3 allows configured remote SAML Assertion Consumer Service (ACS) endpoint servers to inject arbitrary web script or HTML via the RelayState parameter

Frequently asked questions

What is CVE-2025-50055?: Cross-site scripting (XSS) vulnerability in the SAML Authentication module in OpenVPN Access Server version 2.14.0 through 2.14.3 allows configured remote SAML Assertion Consumer Service (ACS) endpoint servers to inject arbitrary web script or HTML via the RelayState parameter
How severe is CVE-2025-50055?: CVE-2025-50055 has a CVSS 3.x base score of 6.4, 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 low, and availability none.
Is CVE-2025-50055 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-50055?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-50055 have an EU (EUVD) identifier?: Yes. CVE-2025-50055 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-36169.
When was CVE-2025-50055 published?: CVE-2025-50055 was published on 2025-10-27 and last updated on 2026-06-17.

References

https://openvpn.net/as-docs/as-3-0-release-notes.html#access-server-3-0-0

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