This page lists publicly disclosed CVE vulnerabilities affecting civetweb_project civetweb (linked via NVD CPE). Each row includes severity scores, summaries, and publication dates to help identify and analyze security issues.
| CVE | Summary | Source | Max CVSS | EPSS % | Published | Updated |
|---|---|---|---|---|---|---|
| CVE-2026-5789 | Vulnerability related to an unquoted search path in CivetWeb v1.16. This vulnerability allows a local attacker to execute arbitrary code with elevated privileges by placing a malicious executable in a directory that is scanned before the intended application path (C:\Program Files\CivetWeb\CivetWeb.exe --), due to the absence of quotes in the service configuration. | [email protected] | 8.5 | 0.01% | 2026-04-21 | 2026-04-22 |
| CVE-2025-55763 | 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. | [email protected] | 7.5 | 3.25% | 2025-08-29 | 2025-09-09 |
| CVE-2020-27304 | The CivetWeb web library does not validate uploaded filepaths when running on an OS other than Windows, when using the built-in HTTP form-based file upload mechanism, via the mg_handle_form_request API. Web applications that use the file upload form handler, and use parts of the user-controlled filename in the output path, are susceptible to directory traversal | [email protected] | 9.8 | 1.00% | 2021-10-21 | 2024-11-21 |
| CVE-2018-12684 | Out-of-bounds Read in the send_ssi_file function in civetweb.c in CivetWeb through 1.10 allows attackers to cause a Denial of Service or Information Disclosure via a crafted SSI file. | [email protected] | 7.1 | 0.19% | 2018-06-22 | 2024-11-21 |