CVE-2004-2096: Cross-site scripting (XSS) vulnerability in Mephistoles httpd 0.6.0 final allows remote attackers to execute a

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MEDIUM 4.3DOWNGRADE

CVE-2004-2096 is a medium-severity flaw (CVSS 4.3) affecting mephistoles httpd. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in Mephistoles httpd 0.6.0 final allows remote attackers to execute arbitrary script as other users by injecting arbitrary HTML or script into the URL.

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	1.8% (top 21%)
CISA exploited list	No
Published	2004-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: mephistoles internet suite

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

Am I affected?

Timeline

2004-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:09 UTCUpdated Record last modified

mephistoles internet suite mephistoles httpd DOWNGRADE

Affected: 0.6_final · 0.6_p1 · 0.6_p2

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.6_final

1. Check installed version

apt-cache policy mephistoles-httpd || rpm -q mephistoles-httpd || mephistoles-httpd --version

2. No fixed release: DOWNGRADE to a release before 0.6_final (Debian / Ubuntu)

apt-cache madison mephistoles-httpd sudo apt install mephistoles-httpd=<VERSION_BEFORE_0.6_final> sudo apt-mark hold mephistoles-httpd

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

dnf --showduplicates list mephistoles-httpd sudo dnf downgrade mephistoles-httpd-<VERSION_BEFORE_0.6_final> sudo dnf versionlock add mephistoles-httpd

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Mephistoles HTTPd 0.6 - Cross-Site Scripting

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-2004-2096?

mephistoles httpd: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2004-2096 being exploited?

CVE-2004-2096 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-2004-2096 affect?

CVE-2004-2096 affects mephistoles httpd. Severity is medium (CVSS 4.3). Cross-site scripting (XSS) vulnerability in Mephistoles httpd 0.6.0 final allows remote attackers to execute arbitrary script as other users by injecting arbitrary HTML or script into the URL.

How urgent is CVE-2004-2096?

Priority 40/100. Public exploit reference

Software pages

Apache HTTP Server vulnerabilities

References

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