CVE-2026-21365
CVE-2026-21365 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-125.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- EPSS exploit prediction: 0% (4th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-10750
- Weakness: CWE-125
- Affected product: Adobe Substance 3d Painter
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is 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. 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.
- How severe is CVE-2026-21365?
- CVE-2026-21365 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 high, integrity none, and availability none.
- Is CVE-2026-21365 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-21365?
- CVE-2026-21365 affects Adobe Substance 3d Painter. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-21365?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-21365 have an EU (EUVD) identifier?
- Yes. CVE-2026-21365 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-10750.
- When was CVE-2026-21365 published?
- CVE-2026-21365 was published on 2026-03-10 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:adobe:substance_3d_painter:*:*:*:*:*:*:*:*
More vulnerabilities in Adobe Substance 3d Painter
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- CVE-2026-34675 — High (CVSS 7.8): Substance3D - Painter versions 12.0.2 and earlier are affected by an out-of-bounds write vulnerability that could…
- CVE-2026-21305 — High (CVSS 7.8): Substance3D - Painter versions 11.0.3 and earlier are affected by an out-of-bounds write vulnerability that could…
- CVE-2025-54187 — High (CVSS 7.8): Substance3D - Painter versions 11.0.2 and earlier are affected by an out-of-bounds write vulnerability that could…
- CVE-2025-47108 — High (CVSS 7.8): Substance3D - Painter versions 11.0.1 and earlier are affected by an out-of-bounds write vulnerability that could…
- CVE-2025-30322 — High (CVSS 7.8): Substance3D - Painter versions 11.0 and earlier are affected by an out-of-bounds write vulnerability that could result…
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