EUVD-2026-104408

Missing authorization in the Sieve editheader action 6.2.22 through 6.3.6 and in the mail-rule Set header value action 6.0.0 through 6.3.6 of Progressive Robot hMailServer allows an authenticated user to make the server send mail as any address, DKIM-signed where the address is at a domain the...

CVE-2026-107566

Progressive Robot hMailServer versions 6.2.22 through 6.3.6 are vulnerable to a missing authorization flaw in the Sieve editheader action and the mail-rule Set header value action (v6.0.0 through 6.3.6). This allows an authenticated user to manipulate headers such as From , Sender , and DKIM-Sign...

CVE-2026-107566 Missing Authorization in hMailServer

Missing authorization in the Sieve editheader action 6.2.22 through 6.3.6 and in the mail-rule Set header value action 6.0.0 through 6.3.6 of Progressive Robot hMailServer allows an authenticated user to make the server send mail as any address, DKIM-signed where the address is at a domain the...

CVE-2026-107566 Missing Authorization in hMailServer

Missing authorization in the Sieve editheader action 6.2.22 through 6.3.6 and in the mail-rule Set header value action 6.0.0 through 6.3.6 of Progressive Robot hMailServer allows an authenticated user to make the server send mail as any address, DKIM-signed where the address is at a domain the...

PT-2026-117453

Name of the Vulnerable Software and Affected Versions Progressive Robot hMailServer versions 6.2.22 through 6.3.6 Progressive Robot hMailServer versions 6.0.0 through 6.3.6 Description Missing authorization in the Sieve editheader action and the mail-rule Set header value action allows an...

CVE-2026-107566: Missing Authorization

Missing authorization in the Sieve editheader action 6.2.22 through 6.3.6 and in the mail-rule Set header value action 6.0.0 through 6.3.6 of Progressive Robot hMailServer allows an authenticated user to make the server send mail as any address, DKIM-signed where the address is at a domain the...