CVE-2026-48373

Acrobat Reader | Heap-based Buffer Overflow (CWE-122)

State: Published
Severity: 7.8 High
Published: Jul 17, 2026
Updated: Aug 27, 2026
Reserved: May 21, 2026

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.

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	adobe

Weaknesses

CWE-122 Heap-based Buffer Overflow (CWE-122)

Affected Products

Product	Versions
Acrobat DCAdobe	26.001.21651 and earlierAffected 26.001.21662Not affected
Acrobat Reader DCAdobe	26.001.21651 and earlierAffected 26.001.21662Not affected
Acrobat 2024Adobe	24.001.30365 and earlierAffected 24.001.30383Not affected

References

https://helpx.adobe.com/security/products/acrobat/apsb26-63.htmlvendor-advisory

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