How severe is CVE-2026-21364?

CVE-2026-21364 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-21364 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-21364?

CVE-2026-21364 affects Adobe Substance 3d Painter. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-21364?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-21364 have an EU (EUVD) identifier?

Yes. CVE-2026-21364 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-10748.

When was CVE-2026-21364 published?

CVE-2026-21364 was published on 2026-03-10 and last updated on 2026-06-17.

CVE-2026-21364

CVE-2026-21364 is a medium-severity vulnerability in Adobe Substance 3d Painter with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-476.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-10748
Weakness: CWE-476
Affected product: Adobe Substance 3d Painter
Published: 2026-03-10
Last modified: 2026-06-17

Description

Substance3D - Painter versions 11.1.2 and earlier are affected by a NULL Pointer Dereference vulnerability that could lead to application denial-of-service. An attacker could exploit this vulnerability to crash the application, causing disruption to services. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Frequently asked questions

What is CVE-2026-21364?: Substance3D - Painter versions 11.1.2 and earlier are affected by a NULL Pointer Dereference vulnerability that could lead to application denial-of-service. An attacker could exploit this vulnerability to crash the application, causing disruption to services. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
How severe is CVE-2026-21364?: CVE-2026-21364 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-21364 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-21364?: CVE-2026-21364 affects Adobe Substance 3d Painter. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-21364?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-21364 have an EU (EUVD) identifier?: Yes. CVE-2026-21364 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-10748.
When was CVE-2026-21364 published?: CVE-2026-21364 was published on 2026-03-10 and last updated on 2026-06-17.

References

https://helpx.adobe.com/security/products/substance3d_painter/apsb26-25.html

Affected products (1)

cpe:2.3:a:adobe:substance_3d_painter:*:*:*:*:*:*:*:*

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