MuseScore CAP File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of MuseScore. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the parsing of CAP files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-20769.
Metrics
Affected Vendors & Products
References
Link | Providers |
---|---|
https://www.zerodayinitiative.com/advisories/ZDI-23-1526/ |
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History
Mon, 18 Aug 2025 15:45:00 +0000
Type | Values Removed | Values Added |
---|---|---|
Weaknesses | CWE-787 | |
CPEs | cpe:2.3:a:musescore:musescore:4.0.2.230651553:*:*:*:*:*:*:* |

Status: PUBLISHED
Assigner: zdi
Published: 2024-05-03T02:13:55.317Z
Updated: 2024-08-02T20:07:33.151Z
Reserved: 2023-09-28T18:02:49.772Z
Link: CVE-2023-44428

Updated: 2024-08-02T20:07:33.151Z

Status : Analyzed
Published: 2024-05-03T03:15:57.460
Modified: 2025-08-18T15:30:57.930
Link: CVE-2023-44428

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