CVE-2006-6649: Cross-site scripting (XSS) vulnerability in display.php in HyperVM 1.2 and earlier allows remote attackers to

Q: How do I fix CVE-2006-6649?

hypervm: upgrade to newer than 1.2. Exact commands for each OS are on this page.

Q: Is CVE-2006-6649 being exploited?

CVE-2006-6649 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2006-6649 affect?

CVE-2006-6649 affects hypervm. Severity is medium (CVSS 6.8). Cross-site scripting (XSS) vulnerability in display.php in HyperVM 1.2 and earlier allows remote attackers to inject arbitrary web script or HTML via an encoded frm_action parameter. NOTE: the vendor disputes this issue, but it is not cert

Q: How urgent is CVE-2006-6649?

Priority 48/100. Public exploit reference

This month

MEDIUM 6.8UPGRADE

CVE-2006-6649 is a medium-severity flaw (CVSS 6.8) affecting hypervm. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in display.php in HyperVM 1.2 and earlier allows remote attackers to inject arbitrary web script or HTML via an encoded frm_action parameter. NOTE: the vendor disputes this issue, but it is not certain whether the dispute is about the severity of the issue, or its existence.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.8 (Medium)
EPSS exploit chance	1.6% (top 25%)
CISA exploited list	No
Published	2006-12-20
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: hypervm

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

Am I affected?

Timeline

2006-12-20 02:28 UTCPublished CVE record published
2026-06-16 22:33 UTCUpdated Record last modified

hypervm hypervm UPGRADE

Affected: <= 1.2

Fixed in: newer than 1.2

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 1.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade hypervm

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade hypervm

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2006-6649?

hypervm: upgrade to newer than 1.2. Exact commands for each OS are on this page.

Is CVE-2006-6649 being exploited?

CVE-2006-6649 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-2006-6649 affect?

CVE-2006-6649 affects hypervm. Severity is medium (CVSS 6.8). Cross-site scripting (XSS) vulnerability in display.php in HyperVM 1.2 and earlier allows remote attackers to inject arbitrary web script or HTML via an encoded frm_action parameter. NOTE: the vendor disputes this issue, but it is not cert

How urgent is CVE-2006-6649?

Priority 48/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2007-6287 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in the login page in Lxlabs HyperVM 2.0 allows remote attackers to in

References

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