Out-of-Bounds Write Vulnerability in Acrobat for Edge by Microsoft
CVE-2026-100134

8.8HIGH

Key Information:

Vendor

Adobe
Status
Acrobat For Edge
Vendor
CVE Published:
20 October 2026

What is CVE-2026-100134?

Acrobat for Edge has a vulnerability that leads to out-of-bounds writes, which may enable attackers to execute arbitrary code with the privileges of the user. To exploit this vulnerability, an attacker must entice the user to open a specially crafted file. Users are advised to exercise caution when handling files from unknown sources to mitigate potential risks.

Affected Version(s)

Acrobat for Edge 0 <= 154.0.4258.37

Acrobat for Edge 154.0.4258.48

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.