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PatchSiren cyber security CVE debrief

CVE-2026-48305 Adobe CVE debrief

CVE-2026-48305 is an out-of-bounds write vulnerability in Adobe Substance 3D Sampler versions 6.0.0 and earlier. This CVE has a CVSS score of 7.8 and can 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.

Vendor
Adobe
Product
Substance3D - Sampler
CVSS
HIGH 7.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-09
Original CVE updated
2026-08-28
Advisory published
2026-06-09
Advisory updated
2026-08-28

Who should care

Users of Adobe Substance 3D Sampler versions 6.0.0 and earlier should apply the necessary updates to mitigate this vulnerability.

Technical summary

The vulnerability is caused by an out-of-bounds write issue in Adobe Substance 3D Sampler. This can lead to arbitrary code execution in the context of the current user.

Defensive priority

HIGH

Recommended defensive actions

  • Apply the necessary updates as recommended by Adobe.
  • Be cautious when opening files from unknown sources.

Evidence notes

The CVE-2026-48305 vulnerability has been analyzed and verified by official sources.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-48305 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-48305

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-48305 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-48305

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.