CVE-2005-1699: Directory traversal vulnerability in pnadminapi.php in the Xanthia module in PostNuke 0.760-RC3 allows remote

Routine

MEDIUM 4.0DOWNGRADE

CVE-2005-1699 is a medium-severity flaw (CVSS 4.0) affecting postnuke. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Directory traversal vulnerability in pnadminapi.php in the Xanthia module in PostNuke 0.760-RC3 allows remote administrators to read arbitrary files via a .. (dot dot) in the skin parameter.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	4.0 (Medium)
EPSS exploit chance	1.0% (top 38%)
CISA exploited list	No
Published	2005-05-24
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: postnuke software foundation

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

Am I affected?

Timeline

2005-05-24 04:00 UTCPublished CVE record published
2026-06-16 22:13 UTCUpdated Record last modified

postnuke software foundation postnuke DOWNGRADE

Affected: 0.760_rc3

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.760_rc3

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.760_rc3 (Debian / Ubuntu)

apt-cache madison postnuke sudo apt install postnuke=<VERSION_BEFORE_0.760_rc3> sudo apt-mark hold postnuke

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

dnf --showduplicates list postnuke sudo dnf downgrade postnuke-<VERSION_BEFORE_0.760_rc3> sudo dnf versionlock add postnuke

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-2005-1699?

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

Is CVE-2005-1699 being exploited?

CVE-2005-1699 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-2005-1699 affect?

CVE-2005-1699 affects postnuke. Severity is medium (CVSS 4.0). Directory traversal vulnerability in pnadminapi.php in the Xanthia module in PostNuke 0.760-RC3 allows remote administrators to read arbitrary files via a .. (dot dot) in the skin parameter.

How urgent is CVE-2005-1699?

Priority 30/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

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References

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