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Sandboxie CVE-2025-46715

HIGH
Out-of-bounds Write (CWE-787)
2025-05-22 security-advisories@github.com
7.8
CVSS 3.1 · GitHub Advisory
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2021 - Vulnerable and Outdated Components
ASVS 5.0
V15 - Secure Coding and Architecture Bounds checking, write limits
MITRE ATT&CK

2 techniques across 2 tactics: Execution, Privilege Escalation

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 7.8 (HIGH). Attack characteristics: local attack vector, low complexity, low privileges required, no user interaction not required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 0.08%.

Exploit ScenarioDerived

A local attacker with access to the system could write data beyond allocated buffer boundaries leading to code execution or crashes.

This Month Plan within 30 days. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

Sandboxie is a sandbox-based isolation software for 32-bit and 64-bit Windows NT-based operating systems. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. Sandboxie is a sandbox-based isolation software for 32-bit and 64-bit Windows NT-based operating systems. Starting in version 1.3.0 and prior to version 1.15.12, Api_GetSecureParam fails to sanitize incoming pointers, and implicitly trusts that the pointer the user has passed in is safe to write to. GetRegValue then writes the contents of the SBIE registry entry selected to this address. An attacker can pass in a kernel pointer and the driver dumps the registry key contents we requested to it. This can be triggered by anyone on the system, including low integrity windows processes. Version 1.15.12 fixes the issue. Affected products include: Sandboxie-Plus Sandboxie. Version information: version 1.3.0.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

GitHub Advisory PRIMARY 7.8 HIGH
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
PoC Detected
Aug 04, 2025 - 17:25 vuln.today
Public exploit code
CVE Published
May 22, 2025 - 17:15 nvd
HIGH 7.8

DescriptionGitHub Advisory

Sandboxie is a sandbox-based isolation software for 32-bit and 64-bit Windows NT-based operating systems. Starting in version 1.3.0 and prior to version 1.15.12, Api_GetSecureParam fails to sanitize incoming pointers, and implicitly trusts that the pointer the user has passed in is safe to write to. GetRegValue then writes the contents of the SBIE registry entry selected to this address. An attacker can pass in a kernel pointer and the driver dumps the registry key contents we requested to it. This can be triggered by anyone on the system, including low integrity windows processes. Version 1.15.12 fixes the issue.

Executive ViewAI

Why It Matters

Organizations using version 1.3.0 and face notable risk from CVE-2025-46715, a out-of-bounds write vulnerability rated CVSS 7.8. Exploitation could allow attackers to corrupt memory, crash the application, or potentially execute arbitrary code. Proof-of-concept code is publicly available, increasing the risk of exploitation. Organizations should apply vendor updates when available and consider compensating controls in the interim.

Business Impact: High
Compensating Controls

Apply vendor patch. If immediate patching is not feasible: (1) Enable ASLR and DEP where available; (2) Implement network segmentation; (3) Monitor for exploitation indicators.

Threat Intelligence Overview

EPSS Score
0.1%
Top 75% exploitable
Exploit
POC
Public exploit code exists

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC Yes
EPSS 0.1%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
Poc
System Exposure· derived
Small
Automatable· derived
No
Human Impact
High

Priority Score

59
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +39
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.

Memory corruption occurs when a program writes data beyond the boundaries of allocated memory regions or accesses memory in unintended ways, violating the integrity of the process's address space.

Affected Products (CPE)GitHub Advisory

cpe:2.3:a:sandboxie-plus:sandboxie:*:*:*:*:plus:*:*:*
CVE-2025-64721 CRITICAL POC
9.9 Dec 11

Sandbox escape and local privilege escalation in Sandboxie 1.16.6 and earlier allows a process already running inside a

CVE-2018-18748 CRITICAL POC
10.0 Oct 29

Sandboxie 5.26 allows a Sandbox Escape via an "import os" statement, followed by os.system("cmd") or os.system("powershe

CVE-2024-49360 HIGH POC
8.4 Nov 29

Sandboxie is a sandbox-based isolation software for 32-bit and 64-bit Windows NT-based operating systems. Rated high sev

CVE-2019-25551 MEDIUM POC
6.2 Mar 21

Sandboxie 5.30 contains a denial of service vulnerability that allows local attackers to crash the application by supply

CVE-2026-34458 CRITICAL
9.3 May 05

INI injection in Sandboxie-Plus versions 1.17.2 and earlier enables any local low-privilege user to bypass EditAdminOnly

CVE-2026-34464 HIGH
8.8 May 05

Stack-based buffer overflow in Sandboxie-Plus SbieSvc service enables sandboxed processes to escape isolation and execut

CVE-2026-34459 HIGH
8.8 May 05

Stack buffer overflow in Sandboxie-Plus SbieSvc proxy service enables SYSTEM privilege escalation from sandboxed process

CVE-2022-28067 HIGH
8.6 May 04

An incorrect access control issue in Sandboxie Classic v5.55.13 allows attackers to cause a Denial of Service (DoS) in t

CVE-2026-32603 HIGH
8.2 May 05

Local denial of service in Sandboxie 1.17.2 and earlier allows unprivileged processes inside Standard Sandbox configurat

CVE-2017-12480 HIGH
7.8 Aug 06

Sandboxie installer 5071703 has a DLL Hijacking or Unsafe DLL Loading Vulnerability via a Trojan horse dwmapi.dll or pro

CVE-2026-45313 HIGH
7.7 Jul 15

Sandbox escape with SYSTEM-level code execution in Sandboxie-Plus before 1.17.6 allows a process confined inside a sandb

CVE-2026-34462 HIGH
7.3 May 05

Stack-based buffer overflow in Sandboxie-Plus ProcessServer handlers allows local authenticated attackers to execute arb

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