CVE-2026-116099— Fusion Creators Studio SCP Containment Breach Multiplayer Skynet++ Virtual Machine BlitzBanks out-of-bounds write

Quick assessment

Affected

Fusion Creators Studio SCP Containment Breach Multiplayer

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 Fusion Creators Studio SCP 收容失效多人版（1.295 及以下版本）中发现一处漏洞。该问题影响 Skynet++ 虚拟机组件中的 BlitzBanks 功能。执行特定操作可能导致越界写入。攻击者可远程实施攻击。相关利用代码已公开，可能被用于实际攻击。升级至 1.3R 版本可修复此问题。建议立即升级受影响的组件。

CVSS 6.3 · Medium Updated Oct 26, 2026

Possible ATT&CK Techniques 2 AI

T1059.007 · JavaScript T1190 · Exploit Public-Facing Application

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Vulnerability Information

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Vulnerability Title

Fusion Creators Studio SCP Containment Breach Multiplayer Skynet++ Virtual Machine BlitzBanks out-of-bounds write

Source: CVE Program / CVE List V5

Vulnerability Description

A flaw has been found in Fusion Creators Studio SCP Containment Breach Multiplayer up to 1.295. This issue affects the function BlitzBanks of the component Skynet++ Virtual Machine. Executing a manipulation can lead to out-of-bounds write. The attack can be executed remotely. The exploit has been published and may be used. Upgrading to version 1.3R is capable of addressing this issue. It is recommended to upgrade the affected component.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

Source: CVE Program / CVE List V5

Vulnerability Type

跨界内存写

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
Fusion Creators Studio	SCP Containment Breach Multiplayer	1.295	`cpe:2.3:a:fusion_creators_studio:scp_containment_breach_multiplayer::::::::`

II. Public POCs for CVE-2026-116099

#	POC Description	Source Link	Shenlong Link

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III. Intelligence Information for CVE-2026-116099

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Other References for CVE-2026-116099 (7)

https://github.com/drbloop2000/SCP-CBM-RCE/tree/main exploit
https://drbloop.dev/blog/one-click-remote-code-execution-in-scp-containment-breach-mutiplayer related
https://steamdb.info/patchnotes/25701366/ broken-link patch
https://store.steampowered.com/news/app/1782380/view/670629296167978253 related
https://vuldb.com/cve/CVE-2026-116099 third-party-advisory
https://vuldb.com/vuln/426167/cti signature permissions-required
https://vuldb.com/submit/1001276 third-party-advisory

https://www.cve.org/CVERecord?id=CVE-2026-116099

IV. Related Vulnerabilities

Same weakness: CWE-787