Type Confusion Vulnerability in 2K Games Civilization V Lua Sandbox
CVE-2026-116111

5.3MEDIUM

Key Information:

Vendor

2k Games

Status
Civilization V
Vendor
CVE Published:
26 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-116111?

A type confusion vulnerability exists in the loadstring function of the Lua Sandbox in 2K Games' Civilization V 1.0.3.144. This flaw allows an attacker to execute a crafted input that can lead to unintended behaviors when handling data types. The issue can be exploited remotely, making it particularly concerning. Despite early notifications to the vendor regarding this vulnerability, there has been no response or remediation effort announced. Users and administrators are advised to remain vigilant and consider possible mitigation strategies.

Affected Version(s)

Civilization V 1.0.3.144

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-116111 - Proof of Concept

References

https://vuldb.com/vuln/426179
vdb-entrytechnical-description
https://vuldb.com/vuln/426179/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-116111
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

VulDB CNA Team
.