CVE-2018-7486: Blue River Mura CMS before v7.0.7029 supports inline function calls with an [m] tag and [/m] end tag, without

Q: How do I fix CVE-2018-7486?

muracms: upgrade to 7.0.7029. Exact commands for each OS are on this page.

Q: Is CVE-2018-7486 being exploited?

CVE-2018-7486 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-2018-7486 affect?

CVE-2018-7486 affects muracms. Severity is high (CVSS 7.2). Blue River Mura CMS before v7.0.7029 supports inline function calls with an [m] tag and [/m] end tag, without proper restrictions on file types or pathnames, which allows remote attackers to execute arbitrary code via an [m]$.dspinclude("..

Q: How urgent is CVE-2018-7486?

Priority 51/100. High severity; Public exploit reference

This month

HIGH 7.2UPGRADE

CVE-2018-7486 is a high-severity flaw (CVSS 7.2) affecting muracms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Blue River Mura CMS before v7.0.7029 supports inline function calls with an [m] tag and [/m] end tag, without proper restrictions on file types or pathnames, which allows remote attackers to execute arbitrary code via an [m]$.dspinclude("../pathname/executable.jpeg")[/m] approach, where executable.jpeg contains ColdFusion Markup Language code. This can be exploited in conjunction with a CKFinder feature that allows file upload.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	2.5% (top 16%)
CISA exploited list	No
Weakness	CWE-22
Published	2018-02-26
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: blueriver

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

Am I affected?

Timeline

2018-02-26 14:29 UTCPublished CVE record published
2026-06-17 02:03 UTCUpdated Record last modified

blueriver muracms UPGRADE

Affected: < 7.0.7029

Fixed in: 7.0.7029

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 7.0.7029 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade muracms

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-2018-7486?

muracms: upgrade to 7.0.7029. Exact commands for each OS are on this page.

Is CVE-2018-7486 being exploited?

CVE-2018-7486 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-2018-7486 affect?

CVE-2018-7486 affects muracms. Severity is high (CVSS 7.2). Blue River Mura CMS before v7.0.7029 supports inline function calls with an [m] tag and [/m] end tag, without proper restrictions on file types or pathnames, which allows remote attackers to execute arbitrary code via an [m]$.dspinclude("..

How urgent is CVE-2018-7486?

Priority 51/100. High severity; Public exploit reference

Software pages

Adobe ColdFusion vulnerabilities

Related CVEs

CVE-2017-8302 MEDIUM 5.4 DOWNGRADE Mura CMS 7.0.6967 allows admin/?muraAction= XSS attacks, related to admin/core/views/carch/list.cfm, admin/cor

References

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