CVE-2025-20978

CVE-2025-20978 is a medium-severity vulnerability with a CVSS 3.x base score of 6.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Improper access control in PENUP prior to version 3.9.19.32 allows local attackers to access files with PENUP privilege.

Frequently asked questions

What is CVE-2025-20978?
Improper access control in PENUP prior to version 3.9.19.32 allows local attackers to access files with PENUP privilege.
How severe is CVE-2025-20978?
CVE-2025-20978 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2025-20978 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-20978?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-20978 have an EU (EUVD) identifier?
Yes. CVE-2025-20978 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-13681.
When was CVE-2025-20978 published?
CVE-2025-20978 was published on 2025-05-07 and last updated on 2026-06-17.

References