CVE-2006-5819: Verity Ultraseek before 5.7 allows remote attackers to use the server as a proxy for web attacks and host scan

Q: How do I fix CVE-2006-5819?

ultraseek: upgrade to newer than 5.6.2. Exact commands for each OS are on this page.

Q: Is CVE-2006-5819 being exploited?

CVE-2006-5819 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2006-5819 affect?

CVE-2006-5819 affects ultraseek. Severity is high (CVSS 10.0). Verity Ultraseek before 5.7 allows remote attackers to use the server as a proxy for web attacks and host scanning via a direct request to the highlight/index.html script.

Q: How urgent is CVE-2006-5819?

Priority 58/100. Critical severity; EPSS top 6%: very likely to be exploited

This month

HIGH 10.0UPGRADE

CVE-2006-5819 is a high-severity flaw (CVSS 10.0) affecting ultraseek. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Verity Ultraseek before 5.7 allows remote attackers to use the server as a proxy for web attacks and host scanning via a direct request to the highlight/index.html script.

Why this priority

Critical severity
EPSS top 6%: very likely to be exploited

A fixed release or distro patch exists.

Risk facts

CVSS score	10.0 (High)
EPSS exploit chance	6.7% (top 6%)
CISA exploited list	No
Published	2006-11-18
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: verity

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

Am I affected?

Timeline

2006-11-18 00:07 UTCPublished CVE record published
2026-06-16 22:31 UTCUpdated Record last modified

verity ultraseek UPGRADE

Affected: <= 5.6.2 · 5.2.1 · 5.5.0 · 5.6.0 · 5.6.1

Fixed in: newer than 5.6.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy ultraseek || rpm -q ultraseek || ultraseek --version

2. UPGRADE to newer than 5.6.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade ultraseek

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ultraseek

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2006-5819?

ultraseek: upgrade to newer than 5.6.2. Exact commands for each OS are on this page.

Is CVE-2006-5819 being exploited?

CVE-2006-5819 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-2006-5819 affect?

CVE-2006-5819 affects ultraseek. Severity is high (CVSS 10.0). Verity Ultraseek before 5.7 allows remote attackers to use the server as a proxy for web attacks and host scanning via a direct request to the highlight/index.html script.

How urgent is CVE-2006-5819?

Priority 58/100. Critical severity; EPSS top 6%: very likely to be exploited

Related CVEs

CVE-2009-0347 MEDIUM 5.8 DOWNGRADE Open redirect vulnerability in cs.html in the Autonomy (formerly Verity) Ultraseek search engine allows remote
CVE-2006-5971 MEDIUM 5.0 UPGRADE Absolute path traversal vulnerability in admin/logfile.txt in Verity Ultraseek before 5.6.2 allows remote atta
CVE-2006-5970 MEDIUM 5.0 UPGRADE Verity Ultraseek before 5.7 allows remote attackers to obtain sensitive information via direct requests with (
CVE-2004-0050 MEDIUM 5.0 UPGRADE Verity Ultraseek before 5.2.2 allows remote attackers to obtain the full pathname of the document root via an

References

← Back to latest CVEs