CVE-2026-48373

High

Description

Acrobat Reader is affected by a Heap-based Buffer Overflow vulnerability that 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.

SeverityHigh

CVSS7.8

Exploit probability—

Product

Adobe Acrobat

PublishedJul 17, 2026

First seenJul 17, 2026

Weakness typeCWE-122CWE-122

How to fix

Update

adobe acrobat24.001.30383 or later
adobe acrobat_dc26.001.21662 or later
adobe acrobat_reader_dc26.001.21662 or later

Vendor advisories

helpx.adobe.com/security/products/acrobat/apsb26-63.html

Affected products

Product	Affected versions	Fixed in
adobe acrobat	v < 24.001.30383	24.001.30383
adobe acrobat_dc	15.008.20082 ≤ v < 26.001.21662	26.001.21662
adobe acrobat_reader_dc	15.008.20082 ≤ v < 26.001.21662	26.001.21662

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