CVE-2014-9253: The default file type whitelist configuration in conf/mime.conf in the Media Manager in DokuWiki before 2014-0

Q: How do I fix CVE-2014-9253?

dokuwiki: upgrade to newer than 2014-05-05c; mageia: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Q: Is CVE-2014-9253 being exploited?

CVE-2014-9253 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-2014-9253 affect?

CVE-2014-9253 affects dokuwiki, mageia. Severity is medium (CVSS 4.3). The default file type whitelist configuration in conf/mime.conf in the Media Manager in DokuWiki before 2014-09-29b allows remote attackers to execute arbitrary web script or HTML by uploading an SWF file, then accessing it via the media pa

Q: How urgent is CVE-2014-9253?

Priority 36/100. No elevated risk signals yet.

Routine

MEDIUM 4.3UPGRADEMITIGATE

CVE-2014-9253 is a medium-severity flaw (CVSS 4.3) affecting dokuwiki, mageia. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The default file type whitelist configuration in conf/mime.conf in the Media Manager in DokuWiki before 2014-09-29b allows remote attackers to execute arbitrary web script or HTML by uploading an SWF file, then accessing it via the media parameter to lib/exe/fetch.php.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	2.4% (top 16%)
CISA exploited list	No
Weakness	CWE-79
Published	2014-12-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: dokuwiki · mageia

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2014-12-17 18:59 UTCPublished CVE record published
2026-06-17 00:18 UTCUpdated Record last modified

dokuwiki dokuwiki UPGRADE

Affected: <= 2014-05-05c

Fixed in: newer than 2014-05-05c

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 2014-05-05c (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade dokuwiki

Note

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

mageia mageia MITIGATE

Affected: 4.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.0

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

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-2014-9253?

dokuwiki: upgrade to newer than 2014-05-05c; mageia: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2014-9253 being exploited?

CVE-2014-9253 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-2014-9253 affect?

CVE-2014-9253 affects dokuwiki, mageia. Severity is medium (CVSS 4.3). The default file type whitelist configuration in conf/mime.conf in the Media Manager in DokuWiki before 2014-09-29b allows remote attackers to execute arbitrary web script or HTML by uploading an SWF file, then accessing it via the media pa

How urgent is CVE-2014-9253?

Priority 36/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

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References

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