Use After Free Vulnerability in Adobe Acrobat Reader
CVE-2026-27278

7.8HIGH

Key Information:

Vendor

Adobe
Status
Acrobat Reader
Vendor
CVE Published:
10 March 2026

What is CVE-2026-27278?

Adobe Acrobat Reader is susceptible to a Use After Free vulnerability that could lead to arbitrary code execution within the context of the affected user. This issue necessitates user engagement, meaning the target must open a specially crafted file to trigger the exploit. Users are advised to remain cautious while handling files from untrusted sources and ensure that their software is updated to the latest versions to mitigate potential risks.

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Affected Version(s)

Acrobat Reader 0 <= 25.001.21265

References

https://helpx.adobe.com/security/products/acrobat/apsb26-...
vendor-advisory

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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