krispybyte/CVE-2025-55763

krispybyte/CVE-2025-55763

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Heap overflow PoC for CivetWeb CVE-2025-55763

CVE History

CVEPublishedCVSS v3CVSS v2
7.5 HIGH

Buffer Overflow in the URI parser of CivetWeb 1.14 through 1.16 (latest) allows a remote attacker to achieve remote code execution via a crafted HTTP request. This vulnerability is triggered during request processing and may allow an attacker to corrupt heap memory, potentially leading to denial of service or arbitrary code execution.