CVE-2006-0691: edituser.php in TTS Time Tracking Software 3.0 does not verify that the name and password are correct, which a

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MEDIUM 5.0DOWNGRADE

CVE-2006-0691 is a medium-severity flaw (CVSS 5.0) affecting time tracking software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

edituser.php in TTS Time Tracking Software 3.0 does not verify that the name and password are correct, which allows remote attackers to overwrite arbitrary data belonging to any account.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	2.9% (top 13%)
CISA exploited list	No
Published	2006-02-15
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: scheduling management.com

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

Am I affected?

Timeline

2006-02-15 11:06 UTCPublished CVE record published
2026-06-16 22:21 UTCUpdated Record last modified

scheduling management.com time tracking software DOWNGRADE

Affected: 3.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.0

1. Check installed version

apt-cache policy time-tracking-software || rpm -q time-tracking-software || time-tracking-software --version

2. No fixed release: DOWNGRADE to a release before 3.0 (Debian / Ubuntu)

apt-cache madison time-tracking-software sudo apt install time-tracking-software=<VERSION_BEFORE_3.0> sudo apt-mark hold time-tracking-software

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

dnf --showduplicates list time-tracking-software sudo dnf downgrade time-tracking-software-<VERSION_BEFORE_3.0> sudo dnf versionlock add time-tracking-software

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: TTS Software Time Tracking Software 3.0 - 'edituser.php' Access Validation

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-2006-0691?

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

Is CVE-2006-0691 being exploited?

CVE-2006-0691 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-2006-0691 affect?

CVE-2006-0691 affects time tracking software. Severity is medium (CVSS 5.0). edituser.php in TTS Time Tracking Software 3.0 does not verify that the name and password are correct, which allows remote attackers to overwrite arbitrary data belonging to any account.

How urgent is CVE-2006-0691?

Priority 44/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2006-0690 HIGH 7.5 DOWNGRADE Multiple SQL injection vulnerabilities in TTS Time Tracking Software 3.0 allow remote attackers to execute arb
CVE-2006-0689 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in the Registration Form in TTS Time Tracking Software 3.0 allows rem

References

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