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CVE-2026-47911 Adobe CVE debrief

CVE-2026-47911 is an out-of-bounds write vulnerability in Adobe Acrobat Reader versions 24.001.30365, 26.001.21651, and earlier. This vulnerability 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. The CVSS score for this vulnerability is 7.8, with a severity rating of HIGH.

Vendor
Adobe
Product
Acrobat Reader
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 Acrobat Reader versions 24.001.30365, 26.001.21651, 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 Acrobat Reader. This could allow an attacker to execute arbitrary code in the context of the current user if the user opens a malicious file.

Defensive priority

HIGH

Recommended defensive actions

  • Apply the updates provided by Adobe to vulnerable versions of Acrobat Reader.
  • Ensure users do not open malicious files.

Evidence notes

The CVE was published on 2026-06-09T21:17:20.837Z and modified on 2026-06-11T19:15:27.997Z. The vulnerability affects Adobe Acrobat Reader versions 24.001.30365, 26.001.21651, and earlier.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-47911 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-47911

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

  • CVE-2026-47911 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-47911

    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.