Multiple vulnerabilities in Adobe Substance 3D Stager

1) Use-after-free

EUVDB-ID: #VU109128

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-43549

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when handling files. A remote attacker can trick the victim into opening a specially crafted file, trigger a use-after-free error and execute arbitrary code on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Substance 3D Stager: 2.0.0 - 3.1.1

CPE2.3

External links

https://helpx.adobe.com/security/products/substance3d_stager/apsb25-46.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Use-after-free

EUVDB-ID: #VU109130

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-43568

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when handling files. A remote attacker can trick the victim into opening a specially crafted file, trigger a use-after-free error and execute arbitrary code on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Substance 3D Stager: 2.0.0 - 3.1.1

CPE2.3

External links

https://helpx.adobe.com/security/products/substance3d_stager/apsb25-46.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Use-after-free

EUVDB-ID: #VU109131

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-43570

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when handling files. A remote attacker can trick the victim into opening a specially crafted file, trigger a use-after-free error and execute arbitrary code on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Substance 3D Stager: 2.0.0 - 3.1.1

CPE2.3

External links

https://helpx.adobe.com/security/products/substance3d_stager/apsb25-46.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Use-after-free

EUVDB-ID: #VU109132

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-43571

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when handling files. A remote attacker can trick the victim into opening a specially crafted file, trigger a use-after-free error and execute arbitrary code on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Substance 3D Stager: 2.0.0 - 3.1.1

CPE2.3

External links

https://helpx.adobe.com/security/products/substance3d_stager/apsb25-46.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) Out-of-bounds write

EUVDB-ID: #VU109133

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-43569

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input. A remote attacker can create a specially crafted file, trick the victim into opening it using the affected software, trigger an out-of-bounds write and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Substance 3D Stager: 2.0.0 - 3.1.1

CPE2.3

External links

https://helpx.adobe.com/security/products/substance3d_stager/apsb25-46.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

6) Out-of-bounds read

EUVDB-ID: #VU109134

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-43551

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger an out-of-bounds read error and read contents of memory on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Substance 3D Stager: 2.0.0 - 3.1.1

CPE2.3

External links

https://helpx.adobe.com/security/products/substance3d_stager/apsb25-46.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

Risk	High
Patch available	YES
Number of vulnerabilities	6
CVE-ID	CVE-2025-43549 CVE-2025-43568 CVE-2025-43570 CVE-2025-43571 CVE-2025-43569 CVE-2025-43551
CWE-ID	CWE-416 CWE-787 CWE-125
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Substance 3D Stager Client/Desktop applications / Multimedia software
Vendor	Adobe