CVE-2006-4499: ModernBill 5.0.4 and earlier uses cURL with insecure settings for CURLOPT_SSL_VERIFYPEER and CURLOPT_SSL_VERIF

Q: How do I fix CVE-2006-4499?

modernbill: upgrade to newer than 5.0.4. Exact commands for each OS are on this page.

Q: Is CVE-2006-4499 being exploited?

CVE-2006-4499 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-2006-4499 affect?

CVE-2006-4499 affects modernbill. Severity is medium (CVSS 5.0). ModernBill 5.0.4 and earlier uses cURL with insecure settings for CURLOPT_SSL_VERIFYPEER and CURLOPT_SSL_VERIFYHOST that do not verify SSL certificates, which allows remote attackers to read network traffic via a man-in-the-middle (MITM) at

Q: How urgent is CVE-2006-4499?

Priority 31/100. No elevated risk signals yet.

Routine

MEDIUM 5.0UPGRADE

CVE-2006-4499 is a medium-severity flaw (CVSS 5.0) affecting modernbill. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

ModernBill 5.0.4 and earlier uses cURL with insecure settings for CURLOPT_SSL_VERIFYPEER and CURLOPT_SSL_VERIFYHOST that do not verify SSL certificates, which allows remote attackers to read network traffic via a man-in-the-middle (MITM) attack.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	0.7% (top 47%)
CISA exploited list	No
Published	2006-08-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: moderngigabyte

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

Am I affected?

Timeline

2006-08-31 22:04 UTCPublished CVE record published
2026-06-16 22:29 UTCUpdated Record last modified

moderngigabyte modernbill UPGRADE

Affected: <= 5.0.4

Fixed in: newer than 5.0.4

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 5.0.4 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade modernbill

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-2006-4499?

modernbill: upgrade to newer than 5.0.4. Exact commands for each OS are on this page.

Is CVE-2006-4499 being exploited?

CVE-2006-4499 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-2006-4499 affect?

CVE-2006-4499 affects modernbill. Severity is medium (CVSS 5.0). ModernBill 5.0.4 and earlier uses cURL with insecure settings for CURLOPT_SSL_VERIFYPEER and CURLOPT_SSL_VERIFYHOST that do not verify SSL certificates, which allows remote attackers to read network traffic via a man-in-the-middle (MITM) at

How urgent is CVE-2006-4499?

Priority 31/100. No elevated risk signals yet.

Software pages

curl vulnerabilities

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References

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