CVE-2025-0289: CVE-2025-0289

Is it exploited?

Reported, not confirmed by CISA. VulnCheck KEV lists it as exploited in the wild. CISA has not added it to its Known Exploited Vulnerabilities catalog as of 29 Oct 2026.

VulnCheck KEV lists it since 28 Feb 2025. It cites 2 public reports, the first from 28 Feb 2025.

• kb.cert.org
• securelist.com

How likely is exploitation in the next 30 days?

0.3%

EPSS score, percentile 26.9 of all scored records. A probability estimated by FIRST, not a report of exploitation.

How severe?

7.8 High

CVSS v3.1 base score, from CISA's enrichment of the record

What should I do?

CISA has set no required action, because the vulnerability is not in KEV.

The CVE record links no vendor advisory, patch or mitigation.

Which versions are affected?

Affected

• 4 through 5
• 15 through 16
• 15 through 16
• 15 through 17.39
• 15 through 17.39
• 15 through 17.39

Versions by product

Source: CISA KEV 2026.10.29, as of 29 Oct 2026; VulnCheck KEV, as of 30 Oct 2026; FIRST EPSS, as of 29 Oct 2026; CVE List, as of 30 Oct 2026. About the data.

Description

CVE-2025-0289

Various Paragon Software products contain an insecure kernel resource access vulnerability facilitated by the driver not validating the MappedSystemVa pointer before passing it to HalReturnToFirmware, which can allows an attacker the ability to compromise the service.

Source: CVE List, as of 30 Oct 2026. About the data.

What to do

Advisories and patches

The CVE record links no vendor advisory, patch or mitigation.

This summary is based on the CVE record as of 30 Oct 2026. Check the vendor's advisory before you act: affected versions and fixes can change.

Affected products and versions

Source: CVE List, as of 30 Oct 2026. About the data.

Timeline