CVE-2006-6989: Cross-domain vulnerability in NetCaptor 4.5.7 Personal Edition allows remote attackers to access restricted in

This month

HIGH 7.8DOWNGRADE

CVE-2006-6989 is a high-severity flaw (CVSS 7.8) affecting netcaptor. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-domain vulnerability in NetCaptor 4.5.7 Personal Edition allows remote attackers to access restricted information from other domains via an object tag with a data parameter that references a link on the attacker's originating site that specifies a Location HTTP header that references the target site, which then makes that content available through the outerHTML attribute of the object, a similar vulnerability to CVE-2006-3280.

Why this priority

High severity

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

Risk facts

CVSS score	7.8 (High)
EPSS exploit chance	1.4% (top 27%)
CISA exploited list	No
Published	2007-02-09
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: netcaptor

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

Am I affected?

Timeline

2007-02-09 01:28 UTCPublished CVE record published
2026-06-16 22:34 UTCUpdated Record last modified

netcaptor netcaptor DOWNGRADE

Affected: 4.5.7_personal

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.5.7_personal

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 4.5.7_personal (Debian / Ubuntu)

apt-cache madison netcaptor sudo apt install netcaptor=<VERSION_BEFORE_4.5.7_personal> sudo apt-mark hold netcaptor

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

dnf --showduplicates list netcaptor sudo dnf downgrade netcaptor-<VERSION_BEFORE_4.5.7_personal> sudo dnf versionlock add netcaptor

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-2006-6989?

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

Is CVE-2006-6989 being exploited?

CVE-2006-6989 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-2006-6989 affect?

CVE-2006-6989 affects netcaptor. Severity is high (CVSS 7.8). Cross-domain vulnerability in NetCaptor 4.5.7 Personal Edition allows remote attackers to access restricted information from other domains via an object tag with a data parameter that references a link on the attacker's originating site tha

How urgent is CVE-2006-6989?

Priority 45/100. High severity

References

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