Vulnerability · CVE-2026-34676
Substance3D - Painter versions 12.0.2 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of…
Published May 12, 2026 · catalog updated Aug 28, 2026 · substance 3d painter
Check if you run it
No confirmed exploitation is on record for CVE-2026-34676. EPSS is 0.26%. Act only if a listed version of substance 3d painter is installed.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
- Severity
- High7.8
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.26%
- Remediation
- Version ranges on file
- Affected products
- cpe adobe/substance 3d painter · stated substance 3d painter
Substance3D - Painter versions 12.0.2 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- cpe adobe/substance 3d painterversion unspecified
- stated substance 3d painter<= 12.0.2
How to fix CVE-2026-34676
Recommended remediation
Affected version ranges suggest a fixed boundary. Verify against the vendor advisory for your release.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2026-34676. EPSS is 0.26%. Act only if a listed version of substance 3d painter is installed.
Which versions are affected?
Compare what you have installed with substance 3d painter <= 12.0.2. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
CWE-787: Out-of-bounds Write. EPSS 0.26%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
May 12, 2026 · NIST NVD
Detected
Substance3D - Painter versions 12.0.2 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Aug 28, 2026 · NIST NVD
Updated
Substance3D - Painter versions 12.0.2 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Sources
- CVE.orgVulnerability recordCVE-2026-34676
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2026-34676
30-day exploitation probability 0.3%
first.org - NIST NVDVulnerability recordCVE-2026-34676
Substance3D - Painter versions 12.0.2 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious fil
nvd.nist.gov
References
Freshness
Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.