CVE-2017-1000046: Mautic 2.6.1 and earlier fails to set flags on session cookies

Q: How do I fix CVE-2017-1000046?

mautic: upgrade to newer than 2.6.1. Exact commands for each OS are on this page.

Q: Is CVE-2017-1000046 being exploited?

CVE-2017-1000046 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-2017-1000046 affect?

CVE-2017-1000046 affects mautic. Severity is high (CVSS 7.5). Mautic 2.6.1 and earlier fails to set flags on session cookies

Q: How urgent is CVE-2017-1000046?

Priority 48/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.5REMOTEUPGRADE

CVE-2017-1000046 is a high-severity flaw (CVSS 7.5) affecting mautic. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Mautic 2.6.1 and earlier fails to set flags on session cookies

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.1% (top 34%)
CISA exploited list	No
Published	2017-07-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: mautic

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2017-07-17 13:18 UTCPublished CVE record published
2026-06-17 00:58 UTCUpdated Record last modified

mautic mautic UPGRADE

Affected: <= 2.6.1

Fixed in: newer than 2.6.1

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 2.6.1 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade mautic

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-2017-1000046?

mautic: upgrade to newer than 2.6.1. Exact commands for each OS are on this page.

Is CVE-2017-1000046 being exploited?

CVE-2017-1000046 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-2017-1000046 affect?

CVE-2017-1000046 affects mautic. Severity is high (CVSS 7.5). Mautic 2.6.1 and earlier fails to set flags on session cookies

How urgent is CVE-2017-1000046?

Priority 48/100. High severity; Remotely exploitable, no login, no user action

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References

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