CVE-2025-34490

GFI MailEssentials

CVE-2025-34490 GFI MailEssentials < 21.8 XXE Arbitrary File Read

GFI MailEssentials prior to version 21.8 is vulnerable to an XML External Entity XXE issue. An authenticated and remote attacker can send crafted HTTP requests to read arbitrary system files...

CVE-2025-34490 GFI MailEssentials < 21.8 XXE Arbitrary File Read

GFI MailEssentials prior to version 21.8 is vulnerable to an XML External Entity XXE issue. An authenticated and remote attacker can send crafted HTTP requests to read arbitrary system files...

CVE-2025-34489 GFI MailEssentials < 21.8 Local Privilege Escalation

GFI MailEssentials prior to version 21.8 is vulnerable to a local privilege escalation issue. A local attacker can escalate to NT Authority/SYSTEM by sending a crafted serialized payload to a .NET Remoting Service...

CVE-2025-34489 GFI MailEssentials < 21.8 Local Privilege Escalation

GFI MailEssentials prior to version 21.8 is vulnerable to a local privilege escalation issue. A local attacker can escalate to NT Authority/SYSTEM by sending a crafted serialized payload to a .NET Remoting Service...

CVE-2025-34489

CVE-2025-34489 affects GFI MailEssentials prior to version 21.8. A local privilege escalation is possible when a crafted serialized payload is sent to the .NET Remoting Service, allowing an attacker to elevate to NT Authority/SYSTEM. Public-advisory sources confirm impact on affected versions and...

PT-2025-18106 · Gfi · Gfi Mailessentials

Name of the Vulnerable Software and Affected Versions: GFI MailEssentials versions prior to 21.8 Description: The issue is related to an XML External Entity XXE problem. An authenticated and remote attacker can send crafted HTTP requests to read arbitrary system files. Recommendations: For versio...

GFI MailEssentials 安全漏洞

GFI MailEssentials is an email security suite from GFI that includes 14 anti-spam filters, 3 anti-virus engines, and malware scanning. A security vulnerability exists in GFI MailEssentials versions prior to 21.8, which stems from improper handling of XML external entities and could result in...

PT-2025-18105 · Gfi · Gfi Mailessentials

Name of the Vulnerable Software and Affected Versions: GFI MailEssentials versions prior to 21.8 Description: A local privilege escalation issue exists, allowing a local attacker to escalate to NT Authority/SYSTEM by sending a crafted serialized payload to a .NET Remoting Service. Recommendations...

PT-2025-18107 · Gfi · Gfi Mailessentials

Name of the Vulnerable Software and Affected Versions: GFI MailEssentials versions prior to 21.8 Description: The issue is related to a .NET deserialization problem. A remote and authenticated attacker can execute arbitrary code by sending crafted serialized .NET data when joining a Multi-Server...

CVE-2004-1312

The CVE-2004-1312 issue is a bug in a Microsoft HTML library used by third‑party products (notably GFI MailEssentials for Exchange and GFI MailSecurity for Exchange) that can cause remote denial of service when processing certain strings. Affected products include GFI MailEssentials (versions 9/1...

Remote DoS in GFI MailEssentials due to a bug in Microsoft HTML parser

CSIS Security Advisory: CSIS2005-1 Remote DoS in GFI MailEssentials due to a bug in Microsoft HTML parser Date Published: 3rd of January 2005 Product description: GFI MailEssentials for Exchange/SMTP offers spam protection and email management at server level. GFI MailEssentials offers a fast...

CVE-2004-1312

A bug in the HTML parser in a certain Microsoft HTML library, as used in various third party products, may allow remote attackers to cause a denial of service via certain strings, as reported in GFI MailEssentials for Exchange 9 and 10, and GFI MailSecurity for Exchange 8, which causes emails to...