CVE-2026-47959: Stack-based Buffer Overflow (CWE-121) in Adobe Acrobat Reader
A stack-based buffer overflow vulnerability (CWE-121) exists in Adobe Acrobat Reader versions 24.001.30365, 26.001.21651 and earlier. This vulnerability could allow an attacker to execute arbitrary code with the privileges of the current user if the victim opens a specially crafted malicious file. Exploitation requires user interaction. The vulnerability has a high severity with a CVSS score of 7.8.
AI Analysis
Technical Summary
CVE-2026-47959 is a stack-based buffer overflow vulnerability affecting Adobe Acrobat Reader versions up to 24.001.30365 and 26.001.21651. Successful exploitation requires a user to open a malicious file, which can lead to arbitrary code execution in the context of the current user. The vulnerability is classified under CWE-121 and has a CVSS v3.1 base score of 7.8, indicating high impact on confidentiality, integrity, and availability. No official patch or remediation level has been disclosed as of the published date.
Potential Impact
If exploited, this vulnerability allows an attacker to execute arbitrary code with the privileges of the current user, potentially leading to full compromise of the affected system's user context. The attack requires user interaction (opening a malicious file). There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should exercise caution when opening files from untrusted sources. No official remediation or temporary fix has been provided by the vendor as of the current information.
CVE-2026-47959: Stack-based Buffer Overflow (CWE-121) in Adobe Acrobat Reader
Description
A stack-based buffer overflow vulnerability (CWE-121) exists in Adobe Acrobat Reader versions 24.001.30365, 26.001.21651 and earlier. This vulnerability could allow an attacker to execute arbitrary code with the privileges of the current user if the victim opens a specially crafted malicious file. Exploitation requires user interaction. The vulnerability has a high severity with a CVSS score of 7.8.
CVSS v3.1
Score 7.8high
Affected software
pkg:github/adobe/acrobat-readerRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-47959 is a stack-based buffer overflow vulnerability affecting Adobe Acrobat Reader versions up to 24.001.30365 and 26.001.21651. Successful exploitation requires a user to open a malicious file, which can lead to arbitrary code execution in the context of the current user. The vulnerability is classified under CWE-121 and has a CVSS v3.1 base score of 7.8, indicating high impact on confidentiality, integrity, and availability. No official patch or remediation level has been disclosed as of the published date.
Potential Impact
If exploited, this vulnerability allows an attacker to execute arbitrary code with the privileges of the current user, potentially leading to full compromise of the affected system's user context. The attack requires user interaction (opening a malicious file). There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should exercise caution when opening files from untrusted sources. No official remediation or temporary fix has been provided by the vendor as of the current information.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- adobe
- Date Reserved
- 2026-05-20T15:50:31.364Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a2876db8dd33fbd85785e03
Added to database: 06/09/2026, 20:26:03 UTC
Last enriched: 06/17/2026, 09:37:00 UTC
Last updated: 07/31/2026, 19:22:59 UTC
Views: 58
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