What’s Vulnerable › Vulnerabilities

CVE-2021-32137

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-09-13 · updated 2026-06-17
• Weakness: CWE-787

Description

Heap buffer overflow in the URL_GetProtocolType function in MP4Box in GPAC 1.0.1 allows attackers to cause a denial of service or execute arbitrary code via a crafted file.

Affected products

• GPAC: 1.0.1

References

• https://github.com/gpac/gpac/commit/328def7d3b93847d64ecb6e9e0399684e57c3eca
• https://github.com/gpac/gpac/issues/1766
• https://github.com/gpac/gpac/commit/328def7d3b93847d64ecb6e9e0399684e57c3eca
• https://github.com/gpac/gpac/issues/1766

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