CVE-2004-1729: Cross-site scripting (XSS) vulnerability in Nihuo Web Log Analyzer 1.6 allows remote attackers to inject arbit

Routine

MEDIUM 4.3DOWNGRADE

CVE-2004-1729 is a medium-severity flaw (CVSS 4.3) affecting web log analyzer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in Nihuo Web Log Analyzer 1.6 allows remote attackers to inject arbitrary web script or HTML via the User-Agent HTTP header.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	1.3% (top 30%)
CISA exploited list	No
Published	2004-08-20
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: nihuo software

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

Am I affected?

Timeline

2004-08-20 04:00 UTCPublished CVE record published
2026-06-16 22:08 UTCUpdated Record last modified

nihuo software web log analyzer DOWNGRADE

Affected: 1.6

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.6

1. Check installed version

apt-cache policy web-log-analyzer || rpm -q web-log-analyzer || web-log-analyzer --version

2. No fixed release: DOWNGRADE to a release before 1.6 (Debian / Ubuntu)

apt-cache madison web-log-analyzer sudo apt install web-log-analyzer=<VERSION_BEFORE_1.6> sudo apt-mark hold web-log-analyzer

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list web-log-analyzer sudo dnf downgrade web-log-analyzer-<VERSION_BEFORE_1.6> sudo dnf versionlock add web-log-analyzer

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2004-1729?

web log analyzer: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2004-1729 being exploited?

CVE-2004-1729 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-2004-1729 affect?

CVE-2004-1729 affects web log analyzer. Severity is medium (CVSS 4.3). Cross-site scripting (XSS) vulnerability in Nihuo Web Log Analyzer 1.6 allows remote attackers to inject arbitrary web script or HTML via the User-Agent HTTP header.

How urgent is CVE-2004-1729?

Priority 37/100. Public exploit reference

References

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