CVE-2020-9364: An issue was discovered in helpers/mailer.php in the Creative Contact Form extension 4.6.2 before 2019-12-03 f

This week

MEDIUM 5.3REMOTEDOWNGRADE

CVE-2020-9364 is a medium-severity flaw (CVSS 5.3) affecting creative contact form. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in helpers/mailer.php in the Creative Contact Form extension 4.6.2 before 2019-12-03 for Joomla!. A directory traversal vulnerability resides in the filename field for uploaded attachments via the creativecontactform_upload parameter. An attacker could exploit this vulnerability with the "Send me a copy" option to receive any files of the filesystem via email.

Why this priority

Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	3.1% (top 12%)
CISA exploited list	No
Weakness	CWE-22
Published	2020-03-04
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: creative-solutions

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

Am I affected?

Timeline

2020-03-04 16:15 UTCPublished CVE record published
2026-06-17 03:27 UTCUpdated Record last modified

creative-solutions creative contact form DOWNGRADE

Affected: 4.6.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.6.2

1. Check installed version

apt-cache policy creative-contact-form || rpm -q creative-contact-form || creative-contact-form --version

2. No fixed release: DOWNGRADE to a release before 4.6.2 (Debian / Ubuntu)

apt-cache madison creative-contact-form sudo apt install creative-contact-form=<VERSION_BEFORE_4.6.2> sudo apt-mark hold creative-contact-form

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

dnf --showduplicates list creative-contact-form sudo dnf downgrade creative-contact-form-<VERSION_BEFORE_4.6.2> sudo dnf versionlock add creative-contact-form

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-2020-9364?

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

Is CVE-2020-9364 being exploited?

CVE-2020-9364 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-2020-9364 affect?

CVE-2020-9364 affects creative contact form. Severity is medium (CVSS 5.3). An issue was discovered in helpers/mailer.php in the Creative Contact Form extension 4.6.2 before 2019-12-03 for Joomla!. A directory traversal vulnerability resides in the filename field for uploaded attachments via the creativecontactform

How urgent is CVE-2020-9364?

Priority 51/100. Public exploit reference; Remotely exploitable, no login, no user action

Software pages

Joomla vulnerabilities · PHP vulnerabilities

Related CVEs

CVE-2014-8739 CRITICAL 9.8 UPGRADE UPGRADE Unrestricted file upload vulnerability in server/php/UploadHandler.php in the jQuery File Upload Plugin 6.4.4

References

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