Known Vulnerabilities for Isa Server by Microsoft

Listed below are 10 of the newest known vulnerabilities associated with "Isa Server" by "Microsoft".

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

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-107587 json Improper certificate validation in the webmail of Progressive Robot hMailServer 6.3.2 through 6.3.5 allows a remote unauthent... Not Provided 2026-10-08 2026-10-08
CVE-2026-107584 json Progressive Robot hMailServer 6.0.0 through 6.3.5 fails open when applying DANE (RFC 7672) to outbound SMTP delivery. The ser... Not Provided 2026-10-08 2026-10-08
CVE-2026-107582 json Inefficient algorithmic complexity in the REST API (6.3.3 through 6.3.5) and the IMAP PREVIEW response (6.2.22 through 6.3.5)... Not Provided 2026-10-08 2026-10-08
CVE-2026-107581 json Progressive Robot hMailServer 6.0.0 through 6.3.5 processes several IMAP commands from a signed-in account in time quadratic ... Not Provided 2026-10-08 2026-10-08
CVE-2026-107580 json Inefficient algorithmic complexity in the decoding of message header fields in Progressive Robot hMailServer 6.0.0 through 6.... Not Provided 2026-10-08 2026-10-08
CVE-2026-107579 json Inefficient algorithmic complexity in the bounce and complaint processing of Progressive Robot hMailServer 6.3.4 and 6.3.5 al... Not Provided 2026-10-08 2026-10-08
CVE-2026-107577 json Inefficient algorithmic complexity and a non-terminating loop in the MIME processing of received messages in Progressive Robo... Not Provided 2026-10-08 2026-10-08
CVE-2026-107575 json Inefficient algorithmic complexity in the SPF macro expansion of Progressive Robot hMailServer 6.3.4 and 6.3.5 allows a remot... Not Provided 2026-10-08 2026-10-08
CVE-2026-107574 json Inefficient algorithmic complexity in the JSON reader of Progressive Robot hMailServer allows a remote unauthenticated attack... Not Provided 2026-10-08 2026-10-08
CVE-2026-107573 json Incorrect default permissions in the Windows installer of Progressive Robot hMailServer 6.0.0 through 6.3.5 allow a local aut... Not Provided 2026-10-08 2026-10-08
Results limited to 10 most recent vulnerabilities

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationMicrosoftIsa Server2004
ApplicationMicrosoftIsa Server2004
ApplicationMicrosoftIsa Server2004
ApplicationMicrosoftIsa Server2000
ApplicationMicrosoftIsa Server2000
ApplicationMicrosoftIsa Server2000
ApplicationMicrosoftIsa Server2000
ApplicationMicrosoftIsa Server-

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