PatchSiren

PatchSiren cyber security CVE debrief

CVE-2026-7399 MeWare Software Development Inc. CVE debrief

CVE-2026-7399 is a high-severity vulnerability (CVSS Score: 8.1) affecting MeWare Software Development Inc.'s PDKS software. The issue, described as an authorization bypass through a user-controlled key, could potentially allow for privilege abuse. The vulnerability impacts PDKS versions from V16.20200313 up to but not including VMYR_3.5.2025117. The CVE was published on 2026-04-30 and last modified on 2026-06-06.

Vendor
MeWare Software Development Inc.
Product
PDKS
CVSS
HIGH 8.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-04-30
Original CVE updated
2026-06-06
Advisory published
2026-04-30
Advisory updated
2026-06-06

Who should care

Administrators and users of MeWare Software Development Inc.'s PDKS software should be aware of this vulnerability, especially if they are using affected versions.

Technical summary

The vulnerability is caused by an authorization bypass through a user-controlled key in PDKS. This could allow an attacker to abuse privileges within the system. The Common Vulnerability Scoring System (CVSS) version 3.1 score for this vulnerability is 8.1, indicating a high severity. The CVSS vector is CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Defensive priority

High

Recommended defensive actions

  • Update PDKS to version VMYR_3.5.2025117 or later.
  • Restrict access to sensitive areas of the system to only necessary personnel.
  • Monitor system logs for suspicious activity.

Evidence notes

The CVE record and details were obtained from official sources, including CVE.org and the National Vulnerability Database (NVD).

Sources and references

Verified primary and authoritative sources

  • CVE-2026-7399 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-7399

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-7399 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-7399

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.