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PatchSiren cyber security CVE debrief

CVE-2026-45451 Unitronics CVE debrief

A high-severity Improper Authentication vulnerability exists in Unitronics UniStream Pro/UniLogic, specifically affecting Unitronics UniStream Pro versions (B10 / C10) and UniLogic versions prior to 1.41.329. This issue, tracked as CWE-287, allows for potential unauthorized access due to improper authentication mechanisms. The vulnerability could allow attackers to bypass authentication and gain unauthorized access to affected systems. Defenders and administrators should assess exposure and prioritize remediation to prevent potential security breaches.

Vendor
Unitronics
Product
Unitronics UniStream Pro/UniLogic
CVSS
HIGH 8.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-15
Original CVE updated
2026-10-15
Advisory published
2026-10-15
Advisory updated
2026-10-15

Who should care

Defenders and administrators responsible for Unitronics UniStream Pro/UniLogic systems, particularly those using affected versions, should assess exposure and prioritize remediation.

Why it matters

CVE-2026-45451 is a high-severity Improper Authentication vulnerability in Unitronics UniStream Pro/UniLogic that requires attention from defenders and administrators to prevent potential unauthorized access and ensure system security.

  • Potential unauthorized access to affected Unitronics UniStream Pro/UniLogic systems
  • Need for verification and updates to affected systems
  • Importance of reviewing authentication mechanisms and configurations

Technical summary

The vulnerability exists in Unitronics UniStream Pro/UniLogic, specifically in Unitronics UniStream Pro versions (B10 / C10) and UniLogic versions prior to 1.41.329. It is caused by improper authentication mechanisms, which could allow unauthorized access to affected systems.

Defensive priority

Defenders should prioritize verifying and updating affected systems, reviewing authentication mechanisms, and implementing compensating controls.

Recommended defensive actions

  • Verify and update affected Unitronics UniStream Pro/UniLogic systems to version 1.41.329 or later
  • Review authentication mechanisms and configurations for Unitronics UniStream Pro/UniLogic
  • Implement compensating controls, such as additional authentication layers, for affected systems

Evidence notes

The CVE record and source item provide details on the vulnerability, affected versions, and references for further information. The vulnerability is caused by improper authentication mechanisms in Unitronics UniStream Pro/UniLogic, specifically in Unitronics UniStream Pro versions (B10 / C10) and UniLogic versions prior to 1.41.329. There is limited information available on the exploitability of this vulnerability, and defenders should verify and update affected systems, review and

Sources and references

Verified primary and authoritative sources

  • CVE-2026-45451 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-45451

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

  • CVE-2026-45451 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-45451

    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.