CVE-2026-34684: Out-of-bounds Write (CWE-787) in Adobe Substance3D - Designer
Adobe Substance3D - Designer versions 15. 1. 0 and earlier contain an out-of-bounds write vulnerability that can lead to arbitrary code execution when a user opens a specially crafted malicious file. This vulnerability requires user interaction to be exploited and affects the confidentiality of the user's data. The vulnerability has a medium severity rating with a CVSS score of 5. 5. No official patch or remediation guidance has been provided by Adobe at this time.
AI Analysis
Technical Summary
CVE-2026-34684 is an out-of-bounds write vulnerability (CWE-787) in Adobe Substance3D - Designer (versions 15.1.0 and earlier). This flaw allows an attacker to execute arbitrary code in the context of the current user if the user opens a maliciously crafted file. The attack vector requires local user interaction (opening a file), with low attack complexity and no privileges required. The vulnerability impacts confidentiality but not integrity or availability, and the scope is unchanged.
Potential Impact
Successful exploitation could allow an attacker to execute arbitrary code with the privileges of the current user, potentially compromising user data confidentiality. There is no indication of impact on system integrity or availability. Exploitation requires user interaction by opening a malicious file. No known exploits are reported in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should exercise caution when opening files from untrusted sources. Monitor Adobe's security advisories for updates regarding patches or mitigations.
CVE-2026-34684: Out-of-bounds Write (CWE-787) in Adobe Substance3D - Designer
Description
Adobe Substance3D - Designer versions 15. 1. 0 and earlier contain an out-of-bounds write vulnerability that can lead to arbitrary code execution when a user opens a specially crafted malicious file. This vulnerability requires user interaction to be exploited and affects the confidentiality of the user's data. The vulnerability has a medium severity rating with a CVSS score of 5. 5. No official patch or remediation guidance has been provided by Adobe at this time.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-34684 is an out-of-bounds write vulnerability (CWE-787) in Adobe Substance3D - Designer (versions 15.1.0 and earlier). This flaw allows an attacker to execute arbitrary code in the context of the current user if the user opens a maliciously crafted file. The attack vector requires local user interaction (opening a file), with low attack complexity and no privileges required. The vulnerability impacts confidentiality but not integrity or availability, and the scope is unchanged.
Potential Impact
Successful exploitation could allow an attacker to execute arbitrary code with the privileges of the current user, potentially compromising user data confidentiality. There is no indication of impact on system integrity or availability. Exploitation requires user interaction by opening a malicious file. No known exploits are reported in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should exercise caution when opening files from untrusted sources. Monitor Adobe's security advisories for updates regarding patches or mitigations.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- adobe
- Date Reserved
- 2026-03-30T17:30:36.496Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a03d8cfcbff5d86103ec246
Added to database: 5/13/2026, 1:50:07 AM
Last enriched: 5/13/2026, 1:56:04 AM
Last updated: 5/13/2026, 4:37:24 AM
Views: 3
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