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VulnerabilityCVE-2026-36425Published 2026-07-16

CVE-2026-36425

mediumPublic exploit2 PoC repos

As of 2026-08-28, CVE-2026-36425 is a MEDIUM-severity vulnerability, CVSS v3.1 6.5, EPSS 0.3% (31.5th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2026-36425, most recently “Spark RAT Campaign Targets Cambodia via BYOVD Abuse of Vulnerable OPSWAT AppRemover Driver (CVE-2026-36425)”.

CVSS v3.1
6.5/10Medium
EPSS
0.3%Higher than 31.5% of scored CVEs
CISA KEV
NoNot in the KEV catalog
Tracked threats
1Campaigns referencing it
Priority
6.5/10Threadlinqs triage score
Published
Updated 2026-07-17
CVSS v3.1 6.5 (MEDIUM) · EPSS 0.3% (higher than 31.5% of all scored CVEs) · Priority 6.5/10 · Published 2026-07-16

Last updated:

What is 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.

The record classifies CVE-2026-36425 under weakness class CWE-269. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs low-privilege credentials, needs no user interaction, and has high impact on confidentiality. The identifier was first published 114 days ago.

Severity and exploitation probability

CVSS v3.1 base score
6.5 — MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS (FIRST)
0.3% probability of exploitation in the next 30 days, higher than 31.5% of all scored CVEs
CISA KEV
Not listed in the CISA Known Exploited Vulnerabilities catalog
Threadlinqs priority
6.5/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
Published
2026-07-16, last modified 2026-07-17

Is CVE-2026-36425 being exploited?

Weaponised exploit code for CVE-2026-36425 is publicly available. 2 public proof-of-concept repositories are tracked for this identifier. It currently carries a trending score of 29 in the Threadlinqs vulnerability feed.

Affected products and versions

No affected-product or package list has been recorded for CVE-2026-36425 in the tracked sources. The vendor advisory and the references below are the authoritative statement of what is affected.

How to fix CVE-2026-36425

No vendor patch reference has been recorded for CVE-2026-36425 in the tracked sources. Follow the references below for a fix, and treat any affected deployment as exposed until the vendor states otherwise.

Threat activity tracking CVE-2026-36425

1 tracked threat in the Threadlinqs corpus references CVE-2026-36425, either in the campaign’s CVE list or as an indicator on the campaign record.

Sources

Enriched from CVE.org, FIRST EPSS, GitHub Security Advisories, public proof-of-concept repositories. Last verified by Threadlinqs on .

Other references