CVE-2026-12781: Improper Access Controls in EaseUS Partition Master
CVE-2026-12781 is a high-severity vulnerability in EaseUS Partition Master up to version 14.5. It involves improper access controls in an unknown function within the kernel driver component epmntdrv.sys. The vulnerability requires local access to exploit and does not require user interaction. The vendor has confirmed that the issue is resolved in the latest versions of the product.
AI Analysis
Technical Summary
This vulnerability affects EaseUS Partition Master versions 14.0 through 14.5. It is caused by improper access controls in a kernel driver (epmntdrv.sys), which could allow a local attacker with limited privileges to escalate access or perform unauthorized actions. The vulnerability has a CVSS 4.0 base score of 8.5, indicating high severity. The vendor states that the issue existed only in older versions and has been fixed in the latest release.
Potential Impact
An attacker with local access and low privileges could exploit this vulnerability to bypass access controls in the kernel driver, potentially leading to privilege escalation or unauthorized system modifications. The vulnerability does not require user interaction but does require local access. There is no indication of known exploits in the wild at this time.
Mitigation Recommendations
The vendor confirms that the vulnerability has been resolved in the latest version of EaseUS Partition Master. Users should upgrade to the latest version to remediate this issue. No additional mitigation steps are specified by the vendor.
CVE-2026-12781: Improper Access Controls in EaseUS Partition Master
Description
CVE-2026-12781 is a high-severity vulnerability in EaseUS Partition Master up to version 14.5. It involves improper access controls in an unknown function within the kernel driver component epmntdrv.sys. The vulnerability requires local access to exploit and does not require user interaction. The vendor has confirmed that the issue is resolved in the latest versions of the product.
CVSS v4.0
Score 8.5high
Affected software
cpe:2.3:a:easeus:partition_master:*:*:*:*:*:*:*:*AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability affects EaseUS Partition Master versions 14.0 through 14.5. It is caused by improper access controls in a kernel driver (epmntdrv.sys), which could allow a local attacker with limited privileges to escalate access or perform unauthorized actions. The vulnerability has a CVSS 4.0 base score of 8.5, indicating high severity. The vendor states that the issue existed only in older versions and has been fixed in the latest release.
Potential Impact
An attacker with local access and low privileges could exploit this vulnerability to bypass access controls in the kernel driver, potentially leading to privilege escalation or unauthorized system modifications. The vulnerability does not require user interaction but does require local access. There is no indication of known exploits in the wild at this time.
Mitigation Recommendations
The vendor confirms that the vulnerability has been resolved in the latest version of EaseUS Partition Master. Users should upgrade to the latest version to remediate this issue. No additional mitigation steps are specified by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-06-20T09:39:48.265Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a37914d9c760d8addaa31f1
Added to database: 06/21/2026, 07:22:53 UTC
Last enriched: 06/21/2026, 07:37:50 UTC
Last updated: 06/21/2026, 08:48:11 UTC
Views: 7
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.