CVE-2006-2340: Cross-site scripting (XSS) vulnerability in PassMasterFlex and PassMasterFlexPlus (PassMasterFlex+) 1.2 and ea

Routine

MEDIUM 5.8DOWNGRADEDOWNGRADE

CVE-2006-2340 is a medium-severity flaw (CVSS 5.8) affecting passmasterflex, passmasterflexplus. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in PassMasterFlex and PassMasterFlexPlus (PassMasterFlex+) 1.2 and earlier allows remote attackers to inject arbitrary web script or HTML via the (1) username, (2) password, or (3) User-Agent HTTP header in the Hack Log.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	5.8 (Medium)
EPSS exploit chance	1.3% (top 29%)
CISA exploited list	No
Published	2006-05-12
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: lethal penguin

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

Am I affected?

Timeline

2006-05-12 01:02 UTCPublished CVE record published
2026-06-16 22:24 UTCUpdated Record last modified

lethal penguin passmasterflex DOWNGRADE

Affected: 1.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.2 (Debian / Ubuntu)

apt-cache madison passmasterflex sudo apt install passmasterflex=<VERSION_BEFORE_1.2> sudo apt-mark hold passmasterflex

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

dnf --showduplicates list passmasterflex sudo dnf downgrade passmasterflex-<VERSION_BEFORE_1.2> sudo dnf versionlock add passmasterflex

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.

lethal penguin passmasterflexplus DOWNGRADE

Affected: 1.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.2 (Debian / Ubuntu)

apt-cache madison passmasterflexplus sudo apt install passmasterflexplus=<VERSION_BEFORE_1.2> sudo apt-mark hold passmasterflexplus

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

dnf --showduplicates list passmasterflexplus sudo dnf downgrade passmasterflexplus-<VERSION_BEFORE_1.2> sudo dnf versionlock add passmasterflexplus

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-2006-2340?

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

Is CVE-2006-2340 being exploited?

CVE-2006-2340 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-2006-2340 affect?

CVE-2006-2340 affects passmasterflex, passmasterflexplus. Severity is medium (CVSS 5.8). Cross-site scripting (XSS) vulnerability in PassMasterFlex and PassMasterFlexPlus (PassMasterFlex+) 1.2 and earlier allows remote attackers to inject arbitrary web script or HTML via the (1) username, (2) password, or (3) User-Agent HTTP he

How urgent is CVE-2006-2340?

Priority 38/100. No elevated risk signals yet.

References

← Back to latest CVEs