Mailessentials
Vendor:
First CVE: Jan 3, 2005 · Active for 21 years
22
Total CVEs
More Total CVEs than 94% of tracked products
7.3
Avg CVEs / Year
Higher CVE frequency than 93% of tracked products
5.8
Avg CVSS
Higher Avg CVSS than 18% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Mailessentials over time
Volume of CVEsAvg CVSS Base Score
First CVE
Jan 3, 2005
21 years ago
Most Recent CVE
Feb 19, 2026
155 days ago
CVE Severity & Scoring
Mailessentials22 CVEs
86%
14%
All CVEs352,294 CVEs
45%
40%
11%
MediumHigh
Attack Vector
Local1 (4.5%)
Network20 (90.9%)
Unknown1 (4.5%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low21 (95.5%)
High0 (0.0%)
Unknown1 (4.5%)
User Interaction
None5 (22.7%)
Unknown1 (4.5%)
Required16 (72.7%)
Privileges Required
Low21 (95.5%)
High0 (0.0%)
None0 (0.0%)
Unknown1 (4.5%)
Top CVEs
Signals from CVEs in this product scope (22 CVEs).
22 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2025-34491HIGH GFI MailEssentials prior to version 21.8 is vulnerable to a .NET deserialization issue. A remote and authenticated attacker can execute arbitrary code by sending crafted serialized | Apr 28, 2025 | 8.8 | 25 | NO | NO |
CVE-2004-1312HIGH 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, | Jan 3, 2005 | 10.0 | 25 | NO | NO |
CVE-2025-34489HIGH 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 p | Apr 28, 2025 | 7.8 | 23 | NO | NO |
CVE-2026-23619MEDIUM GFI MailEssentials AI versions prior to 22.4 contain a stored cross-site scripting vulnerability in the Local Domains settings page. An authenticated user can supply HTML/JavaScrip | Feb 19, 2026 | 5.4 | 20 | NO | NO |
CVE-2026-23618MEDIUM GFI MailEssentials AI versions prior to 22.4 contain a stored cross-site scripting vulnerability in the Spam Keyword Checking (Subject) conditions interface. An authenticated user | Feb 19, 2026 | 5.4 | 20 | NO | NO |
CVE-2026-23617MEDIUM GFI MailEssentials AI versions prior to 22.4 contain a stored cross-site scripting vulnerability in the Spam Keyword Checking (Body) conditions interface. An authenticated user can | Feb 19, 2026 | 5.4 | 20 | NO | NO |
CVE-2026-23616MEDIUM GFI MailEssentials AI versions prior to 22.4 contain a stored cross-site scripting vulnerability in the Anti-Spoofing configuration page. An authenticated user can supply HTML/Java | Feb 19, 2026 | 5.4 | 20 | NO | NO |
CVE-2026-23614MEDIUM GFI MailEssentials AI versions prior to 22.4 contain a stored cross-site scripting vulnerability in the Sender Policy Framework IP Exceptions interface. An authenticated user can s | Feb 19, 2026 | 5.4 | 20 | NO | NO |
CVE-2026-23613MEDIUM GFI MailEssentials AI versions prior to 22.4 contain a stored cross-site scripting vulnerability in the URI DNS Blocklist configuration page. An authenticated user can supply HTML/ | Feb 19, 2026 | 5.4 | 20 | NO | NO |
CVE-2026-23612MEDIUM GFI MailEssentials AI versions prior to 22.4 contain a stored cross-site scripting vulnerability in the IP DNS Blocklist configuration page. An authenticated user can supply HTML/J | Feb 19, 2026 | 5.4 | 20 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (22 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%
Social Chatter
Signals from CVEs in this product scope (22 CVEs).
Media Mentions
Signals from CVEs in this product scope (22 CVEs).
Top CNAs Publishing CVEs For Mailessentials
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 9.0 | 1 | 10.0 | 2.5% | 0 | 0 |
| 10.1 | 1 | 10.0 | 2.5% | 0 | 0 |
| 10.0 | 1 | 10.0 | 2.5% | 0 | 0 |