Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

Clearswift Limited

First CVE: Dec 19, 2000Active for: 26 yearsTotal CVEs: 27

Clearswift Limited produces MailSweeper, a narrowly scoped email security and content-filtering product that operates as a gateway control point in messaging infrastructure. The vendor's disclosed vulnerabilities center on this focused appliance line, with weakness characterization currently at the placeholder level in available records. Current exploitation activity and exposure counts are shown alongside this summary.

FAUCET AI Generated
27
Total CVEs
More Total CVEs than 57% of tracked vendors
0.8
Avg CVEs / Product / Year
More Avg CVEs / Product / Year than 11% of tracked vendors
6.6
Avg CVSS Score
Higher Avg CVSS Score than 36% of tracked vendors
0.0%
In CISA KEV
Bottom 1%

Trends Over Time

The number and severity of CVEs published that impact products developed by Clearswift Limited over time

Volume of CVEsAvg CVSS Base Score
First CVE
Dec 19, 2000
25 years ago
Most Recent CVE
Jul 12, 2006
7,321 days ago

Products(1 total)

Top CVEs

Signals from CVEs in this vendor scope (27 CVEs).

27 CVEs · Highest risk first

CVEPublishedCVSSRiskKEVExploit
CVE-2003-0121HIGH
Clearswift MAILsweeper 4.x allows remote attackers to bypass attachment detection via an attachment that does not specify a MIME-Version header field, which is processed by some ma
Mar 18, 20037.531NOYES
CVE-2004-0234HIGH
Multiple stack-based buffer overflows in the get_header function in header.c for LHA 1.14, as used in products such as Barracuda Spam Firewall, allow remote attackers or local user
Aug 18, 200410.029NONO
CVE-2004-0051HIGH
Multiple content security gateway and antivirus products allow remote attackers to bypass content restrictions via MIME messages that use non-standard but frequently supported Cont
Oct 20, 20047.521NONO
CVE-2003-1015HIGH
Multiple content security gateway and antivirus products allow remote attackers to bypass content restrictions via MIME messages that use whitespace in an unusual fashion, which ma
Oct 20, 20047.520NONO
CVE-2003-1016HIGH
Multiple content security gateway and antivirus products allow remote attackers to bypass content restrictions via MIME messages that use malformed quoting in MIME headers, paramet
Oct 20, 20047.520NONO
CVE-2004-0052HIGH
Multiple content security gateway and antivirus products allow remote attackers to bypass content restrictions via MIME messages that use non-standard separator characters, or use
Oct 20, 20047.520NONO
CVE-2004-0053HIGH
Multiple content security gateway and antivirus products allow remote attackers to bypass content restrictions via MIME messages that use fields that use RFC2047 encoding, which ma
Oct 20, 20047.520NONO
CVE-2004-0161HIGH
Multiple content security gateway and antivirus products allow remote attackers to bypass content restrictions via MIME messages that use RFC2231 encoding, which may be interpreted
Oct 20, 20047.520NONO
CVE-2004-0162HIGH
Multiple content security gateway and antivirus products allow remote attackers to bypass content restrictions via MIME encapsulation that uses RFC822 comment fields, which may be
Oct 20, 20047.520NONO
CVE-2003-0929HIGH
Clearswift MAILsweeper before 4.3.15 does not properly detect and filter ZIP 6.0 encoded files, which allows remote attackers to bypass intended policy.
Sep 28, 20047.520NONO
View all 27 CVEs →

CVE Severity & Scoring

Severity distribution of CVEs that affect this vendor's products27 CVEs
41%
59%
Severity distribution among all CVEs353,173 CVEs
45%
40%
11%
MediumHigh
Attack Vector
Local0 (0.0%)
Network0 (0.0%)
Unknown27 (100.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low0 (0.0%)
High0 (0.0%)
Unknown27 (100.0%)
User Interaction
None0 (0.0%)
Unknown27 (100.0%)
Required0 (0.0%)
Privileges Required
Low0 (0.0%)
High0 (0.0%)
None0 (0.0%)
Unknown27 (100.0%)

Exploit Exposure

Signals from CVEs in this vendor scope (27 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
1 CVE
3.7% of CVEs· Bottom 1%

Social Chatter

An overview of all social media posts that mention a CVE ID that affects a product developed by Clearswift Limited.

Media Mentions

Media articles that mention a CVE ID that affects a product developed by Clearswift Limited — matched by CVE ID, not by vendor name.

Top CNAs Publishing CVEs For Clearswift Limited's Products

View all 1 CNAs →