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Vulnerabilities

Vulnerability · CVE-2026-21365

Substance3D - Painter versions 11.1.2 and earlier are affected by an out-of-bounds read vulnerability that could lead to memory exposure.

Published Mar 10, 2026 · catalog updated Aug 28, 2026 · substance 3d painter

Check if you run it

No confirmed exploitation is on record for CVE-2026-21365. EPSS is 0.15%. 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
Medium5.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.15%
Remediation
Version ranges on file
Affected products
cpe adobe/substance 3d painter · stated substance 3d painter

Substance3D - Painter versions 11.1.2 and earlier are affected by an out-of-bounds read vulnerability that could lead to memory exposure. An attacker could leverage this vulnerability to access sensitive information stored in memory. 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<= 11.1.2

How to fix CVE-2026-21365

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-2026-21365. EPSS is 0.15%. 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 <= 11.1.2. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-125: Out-of-bounds Read. EPSS 0.15%. 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.

  1. Mar 10, 2026 · NIST NVD

    Detected

    Substance3D - Painter versions 11.1.2 and earlier are affected by an out-of-bounds read vulnerability that could lead to memory exposure. An attacker could leverage this vulnerability to access sensitive information stored in memory. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

  2. Aug 28, 2026 · NIST NVD

    Updated

    Substance3D - Painter versions 11.1.2 and earlier are affected by an out-of-bounds read vulnerability that could lead to memory exposure. An attacker could leverage this vulnerability to access sensitive information stored in memory. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Sources

  • CVE.orgVulnerability recordCVE-2026-21365

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-21365

    30-day exploitation probability 0.1%

    first.org
  • NIST NVDVulnerability recordCVE-2026-21365

    Substance3D - Painter versions 11.1.2 and earlier are affected by an out-of-bounds read vulnerability that could lead to memory exposure. An attacker could leverage this vulnerability to access sensitive information stored in memory. Exploitation of this issue requires user inter

    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.