CVE-2026-48373: Heap-based Buffer Overflow (CWE-122) in Adobe Acrobat Reader
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.
AI Analysis
Technical Summary
CVE-2026-48373 is a heap-based buffer overflow vulnerability in Adobe Acrobat Reader. Successful exploitation can lead to arbitrary code execution in the context of the current user. The attack vector requires user interaction, as the victim must open a crafted malicious file. No specific affected versions or patch information are provided in the available data.
Potential Impact
If exploited, this vulnerability can result in arbitrary code execution with the privileges of the user running Acrobat Reader, potentially compromising the affected system. The attack requires user interaction, limiting the attack vector to scenarios where a user opens a malicious file.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should exercise caution when opening files from untrusted sources to avoid exploitation.
CVE-2026-48373: Heap-based Buffer Overflow (CWE-122) in Adobe Acrobat Reader
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.
CVSS v3.1
Score 7.8high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-48373 is a heap-based buffer overflow vulnerability in Adobe Acrobat Reader. Successful exploitation can lead to arbitrary code execution in the context of the current user. The attack vector requires user interaction, as the victim must open a crafted malicious file. No specific affected versions or patch information are provided in the available data.
Potential Impact
If exploited, this vulnerability can result in arbitrary code execution with the privileges of the user running Acrobat Reader, potentially compromising the affected system. The attack requires user interaction, limiting the attack vector to scenarios where a user opens a malicious file.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should exercise caution when opening files from untrusted sources to avoid exploitation.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- adobe
- Date Reserved
- 2026-05-21T15:28:38.141Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a5b5eae2d1edb114c7fb31b
Added to database: 07/18/2026, 11:08:30 UTC
Last enriched: 07/18/2026, 11:53:39 UTC
Last updated: 07/18/2026, 13:13:13 UTC
Views: 4
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.