Key Exchange Vulnerability in HAVELSAN Liman Render Engine
CVE-2026-77703

5.9MEDIUM

Key Information:

Vendor
CVE Published:
24 September 2026

What is CVE-2026-77703?

A key exchange vulnerability has been identified in HAVELSAN Inc.'s Liman Render Engine, which allows an adversary to perform in-the-middle attacks. This vulnerability arises from the lack of entity authentication during the key exchange process, potentially compromising the security of data exchanged between two parties. Affected versions include Liman Render Engine from 1.0 to before 1.2-75, making it crucial for users to implement security updates and mitigating controls to protect sensitive information from unauthorized access.

Affected Version(s)

Liman Render Engine 1.0 < 1.2-75

References

CVSS V3.1

Score:
5.9
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Efe KIRBAĹž
.