https://patchthecve.com/CVEs with upgrade or downgrade fix stepshttps://patchthecve.com/cve/CVE-2019-13038.htmlhttps://patchthecve.com/cve/CVE-2019-13038.htmlWed, 17 Jun 2026 02:15:57 +0000MEDIUM 6.1: mod_auth_mellon through 0.14.2 has an Open Redirect via the login?ReturnTo= substring, as demonstrated by omitting the // after http: in the target URL.https://patchthecve.com/cve/CVE-2019-3877.htmlhttps://patchthecve.com/cve/CVE-2019-3877.htmlWed, 17 Jun 2026 02:35:47 +0000MEDIUM 5.8: A vulnerability was found in mod_auth_mellon before v0.14.2. An open redirect in the logout URL allows requests with backslashes to pass through by assuming that it is a relative URL, while the browsers silently convert backslash characters into forward slashes treating them as an absolute URL. Thishttps://patchthecve.com/cve/CVE-2019-3878.htmlhttps://patchthecve.com/cve/CVE-2019-3878.htmlWed, 17 Jun 2026 02:35:47 +0000HIGH 8.1: A vulnerability was found in mod_auth_mellon before v0.14.2. If Apache is configured as a reverse proxy and mod_auth_mellon is configured to only let through authenticated users (with the require valid-user directive), adding special HTTP headers that are normally used to start the special SAML ECP