CVE-2025-55763

HIGH

7.5

Description

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.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published8/29/2025

Last Modified9/9/2025

Sourcenvd

Honeypot Sightings0

Affected Products

civetweb_project:civetweb

Weaknesses (CWE)

CWE-121

References

https://github.com/civetweb/civetweb(cve@mitre.org)

https://github.com/krispybyte/CVE-2025-55763(cve@mitre.org)

IOC Correlations

No correlations recorded

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