Privilege escalation in N/a

CVE-2026-36425

An issue in OPSWAT AppRemover Driver (ardrv.sys) v2017.10.02.1551 and earlier in IOCTL handler 0x2420031. Any local user can open the device and send process termination requests without privilege validation.

Vulnerability class: Privilege Escalation

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (31.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 31.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-36425: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: -0.000

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2026-36425?
CVE-2026-36425 is a medium-severity vulnerability in N/a, classified under Improper Privilege Management. CVSS score: 6.5/10. Published 2026-07-16.
How severe is CVE-2026-36425?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2026-36425 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.