CVE-2004-1545: UploadFile.php in MoniWiki 1.0.9.2 and earlier, when used with Apache mod_mime, does not properly handle files

This month

MEDIUM 5.0WATCHLISTDOWNGRADE

CVE-2004-1545 is a medium-severity flaw (CVSS 5.0) affecting moniwiki. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

UploadFile.php in MoniWiki 1.0.9.2 and earlier, when used with Apache mod_mime, does not properly handle files with two file extensions, such as .php.hwp, which allows remote attackers to upload and execute arbitrary code.

Why this priority

On your watchlist

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	2.6% (top 14%)
CISA exploited list	No
Published	2004-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: moniwiki

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 22:07 UTCUpdated Record last modified

moniwiki moniwiki DOWNGRADE

Affected: 1.0.8 · 1.0.9 · 1.0.9.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.8

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.0.8 (Debian / Ubuntu)

apt-cache madison moniwiki sudo apt install moniwiki=<VERSION_BEFORE_1.0.8> sudo apt-mark hold moniwiki

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

dnf --showduplicates list moniwiki sudo dnf downgrade moniwiki-<VERSION_BEFORE_1.0.8> sudo dnf versionlock add moniwiki

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-2004-1545?

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

Is CVE-2004-1545 being exploited?

CVE-2004-1545 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-2004-1545 affect?

CVE-2004-1545 affects moniwiki. Severity is medium (CVSS 5.0). UploadFile.php in MoniWiki 1.0.9.2 and earlier, when used with Apache mod_mime, does not properly handle files with two file extensions, such as .php.hwp, which allows remote attackers to upload and execute arbitrary code.

How urgent is CVE-2004-1545?

Priority 44/100. On your watchlist

Software pages

PHP vulnerabilities

Related CVEs

CVE-2006-3399 LOW 2.6 UPGRADE Cross-site scripting (XSS) vulnerability in wiki.php in MoniWiki before 1.1.2-20060702 allows remote attackers
CVE-2004-1632 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in wiki.php in MoniWiki 1.0.8 and earlier allows remote attackers to

References

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