Known Vulnerabilities for products from Haxx

Listed below are 20 of the newest known vulnerabilities associated with the vendor "Haxx".

These CVEs are retrieved based on exact matches on listed vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed vendor information are still displayed.

Data on known vulnerable products is also displayed based on information from known CPEs, each product links to its respective vulnerability page.

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-7168 json Successfully using libcurl to do a transfer over a specific HTTP proxy (`proxyA`) with **Digest** authentication and then cha... Not Provided 2026-05-13 2026-05-14
CVE-2026-7009 json When curl is told to use the Certificate Status Request TLS extension, often referred to as *OCSP stapling*, to verify that t... Not Provided 2026-05-13 2026-05-14
CVE-2026-6429 json When asked to both use a `.netrc` file for credentials and to follow HTTP redirects, libcurl could leak the password used for... Not Provided 2026-05-13 2026-05-14
CVE-2026-6276 json Using libcurl, when a custom `Host:` header is first set for an HTTP request and a second request is subsequently done using ... Not Provided 2026-05-13 2026-05-14
CVE-2026-6253 json curl might erroneously pass on credentials for a first proxy to a second proxy. This can happen when the following condition... Not Provided 2026-05-13 2026-05-14
CVE-2026-5773 json libcurl might in some circumstances reuse the wrong connection for SMB(S) transfers. libcurl features a pool of recent conne... Not Provided 2026-05-13 2026-05-13
CVE-2026-5545 json libcurl might in some circumstances reuse the wrong connection when asked to do an authenticated HTTP(S) request after a Nego... Not Provided 2026-05-13 2026-05-13
CVE-2023-46219 json When saving HSTS data to an excessively long file name, curl could end up removing all contents, making subsequent requests u... Not Provided 2023-12-12 2026-05-12
CVE-2023-46218 json This flaw allows a malicious HTTP server to set "super cookies" in curl that are then passed back to more origins than what i... Not Provided 2023-12-07 2026-05-12
CVE-2023-42915 json ** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new secur... 7.8 - HIGH 2024-01-23 2024-01-29
CVE-2023-38546 json This flaw allows an attacker to insert cookies at will into a running program using libcurl, if the specific series of condit... Not Provided 2023-10-18 2026-05-12
CVE-2023-38545 json This flaw makes curl overflow a heap based buffer in the SOCKS5 proxy handshake. When curl is asked to pass along the host n... Not Provided 2023-10-18 2026-05-12
CVE-2023-38039 json When curl retrieves an HTTP response, it stores the incoming headers so that they can be accessed later via the libcurl heade... 7.5 - HIGH 2023-09-15 2024-04-01
CVE-2023-32001 json ** REJECT ** We issued this CVE pre-maturely, as we have subsequently realized that this issue points out a problem that ther... Not Provided 2023-07-26 2023-11-07
CVE-2023-28322 json An information disclosure vulnerability exists in curl 3.7 - LOW 2023-05-26 2023-12-22
CVE-2023-28321 json An improper certificate validation vulnerability exists in curl 5.9 - MEDIUM 2023-05-26 2023-11-07
CVE-2023-28320 json A denial of service vulnerability exists in curl 5.9 - MEDIUM 2023-05-26 2023-10-20
CVE-2023-28319 json A use after free vulnerability exists in curl 7.5 - HIGH 2023-05-26 2023-10-20
CVE-2023-27538 json An authentication bypass vulnerability exists in libcurl prior to v8.0.0 where it reuses a previously established SSH connect... 5.5 - MEDIUM 2023-03-30 2024-03-27
CVE-2023-27537 json A double free vulnerability exists in libcurl <8.0.0 when sharing HSTS data between separate "handles". This sharing was intr... 5.9 - MEDIUM 2023-03-30 2024-03-27

Known software with vulnerabilities from Haxx

Type Vendor Product Version
ApplicationHaxxCurl6.0
ApplicationHaxxLibcurl6.0