CVE-2006-5316: registroTL stores sensitive information under the web root with insufficient access control, which allows remo

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HIGH 7.8DOWNGRADE

CVE-2006-5316 is a high-severity flaw (CVSS 7.8) affecting registrotl. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

registroTL stores sensitive information under the web root with insufficient access control, which allows remote attackers to download a database via a direct request for /usuarios.dat.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.8 (High)
EPSS exploit chance	2.8% (top 13%)
CISA exploited list	No
Published	2006-10-17
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: phplibre

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

Am I affected?

Timeline

2006-10-17 17:07 UTCPublished CVE record published
2026-06-16 22:30 UTCUpdated Record last modified

phplibre registrotl DOWNGRADE

Affected: 0.1b · 0.5b

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.1b

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.1b (Debian / Ubuntu)

apt-cache madison registrotl sudo apt install registrotl=<VERSION_BEFORE_0.1b> sudo apt-mark hold registrotl

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

dnf --showduplicates list registrotl sudo dnf downgrade registrotl-<VERSION_BEFORE_0.1b> sudo dnf versionlock add registrotl

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: registroTL - 'main.php' Remote File Inclusion

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-2006-5316?

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

Is CVE-2006-5316 being exploited?

CVE-2006-5316 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-2006-5316 affect?

CVE-2006-5316 affects registrotl. Severity is high (CVSS 7.8). registroTL stores sensitive information under the web root with insufficient access control, which allows remote attackers to download a database via a direct request for /usuarios.dat.

How urgent is CVE-2006-5316?

Priority 54/100. High severity; Public exploit reference

Related CVEs

CVE-2006-5315 HIGH 7.5 DOWNGRADE PHP remote file inclusion vulnerability in main.php in registroTL allows remote attackers to execute arbitrary

References

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