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TI-2026-74815 Aliases CVE-2026-45451

Improper authentication in Unitronics UniStream Pro and UniLogic

Priority LOW 38CWE-287Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · Low
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-287.

Summary

Unitronics UniStream Pro versions B10 / C10 and UniLogic versions prior to 1.41.329 are affected. Improper authentication (CWE-287) lets a remote attacker with low privileges compromise the confidentiality and integrity of the affected system.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

: Improper Authentication vulnerability in Unitronics Unitronics UniStream Pro/UniLogic. This issue affects Unitronics UniStream Pro/UniLogic: Unitronics UniStream Pro versions only (B10 / C10) – UniLogic versions prior to 1.41.329.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0029 21st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
UnitronicsUnitronics UniStream Pro/UniLogicUnitronics UniStream Pro versions only (B10 / C10) – UniLogic versions prior to 1.41.329—No fix listedCNA
  • Unitronics UniStream Pro/UniLogic VendorUnitronics Affected Unitronics UniStream Pro versions only (B10 / C10) – UniLogic versions prior to 1.41.329 Fixed in — No fix listed CNA

Remediation

The sources list no fixed version for Unitronics UniStream Pro/UniLogic.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Timeline

  1. 2026-10-16 Threatist record created from CVE-2026-45451

References

Other 1

  • TI-2023-05916 Unitronics VisiLogic uses a default administrative password KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-01885 Embedded malicious code vulnerability in Unitronics Vision1210 CVSS 3.1CRITICAL 9.8
  • TI-2016-03888 Stack-based buffer overflow in Unitronics VisiLogic OPLC IDE before 9.8.30 allows remote… CVSS 3.0CRITICAL 9.8
  • TI-2015-06605 Heap-based buffer overflow in Unitronics VisiLogic OPLC IDE before 9.8.09 allows remote… CVSS 3.0CRITICAL 9.6
  • TI-2024-18391 Unitronics Unistream Unilogic – Versions prior to 1.35.227 CWE-78: 'OS Command Injection' CVSS 3.1HIGH 8.8
  • TI-2024-18387 Unitronics Unistream Unilogic – Versions prior to 1.35.227 CWE-22: 'Path Traversal' CVSS 3.1CRITICAL 9.8
See all 20 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences