CVE-2005-3287: Incomplete blacklist vulnerability in Mailsite Express allows remote attackers to upload and possibly execute

Routine

MEDIUM 5.0MITIGATE

CVE-2005-3287 is a medium-severity flaw (CVSS 5.0) affecting mailsite express. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Incomplete blacklist vulnerability in Mailsite Express allows remote attackers to upload and possibly execute files via attachments with executable extensions such as ASPX, which are not converted to .TXT like other dangerous extensions, and which can be directly requested from the cache directory.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	1.4% (top 27%)
CISA exploited list	No
Published	2005-10-23
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: rockliffe

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2005-10-23 10:02 UTCPublished CVE record published
2026-06-16 22:16 UTCUpdated Record last modified

rockliffe mailsite express MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy mailsite-express || rpm -q mailsite-express || mailsite-express --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2005-3287?

mailsite express: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2005-3287 being exploited?

CVE-2005-3287 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2005-3287 affect?

CVE-2005-3287 affects mailsite express. Severity is medium (CVSS 5.0). Incomplete blacklist vulnerability in Mailsite Express allows remote attackers to upload and possibly execute files via attachments with executable extensions such as ASPX, which are not converted to .TXT like other dangerous extensions, an

How urgent is CVE-2005-3287?

Priority 36/100. No elevated risk signals yet.

Related CVEs

CVE-2005-3431 MEDIUM 5.0 UPGRADE Absolute path traversal vulnerability in Rockliffe MailSite Express before 6.1.22 allows remote attackers to r
CVE-2005-3430 HIGH 7.5 UPGRADE Incomplete blacklist vulnerability in Rockliffe MailSite Express before 6.1.22 allows remote attackers to uplo
CVE-2005-3429 MEDIUM 4.3 UPGRADE Rockliffe MailSite Express before 6.1.22, with the option to save login information enabled, saves user passwo
CVE-2005-3428 MEDIUM 4.3 UPGRADE Cross-site scripting (XSS) vulnerability in Rockliffe MailSite Express before 6.1.22 allows remote attackers t
CVE-2005-3288 MEDIUM 5.0 MITIGATE Mailsite Express allows remote attackers to upload and execute files with executable extensions such as ASP by

References

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