CVE-2018-16380: An issue was discovered in Ogma CMS 0.4 Beta

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HIGH 8.8DOWNGRADE

CVE-2018-16380 is a high-severity flaw (CVSS 8.8) affecting ogma cms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in Ogma CMS 0.4 Beta. There is a CSRF vulnerability in users.php?action=createnew that can add an admin account.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.6% (top 51%)
CISA exploited list	No
Weakness	CWE-352
Published	2018-09-03
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: digimute

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

Am I affected?

Timeline

2018-09-03 00:29 UTCPublished CVE record published
2026-06-17 01:44 UTCUpdated Record last modified

digimute ogma cms DOWNGRADE

Affected: 0.4 beta

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.4

1. Check installed version

apt-cache policy ogma-cms || rpm -q ogma-cms || ogma-cms --version

2. No fixed release: DOWNGRADE to a release before 0.4 (Debian / Ubuntu)

apt-cache madison ogma-cms sudo apt install ogma-cms=<VERSION_BEFORE_0.4> sudo apt-mark hold ogma-cms

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

dnf --showduplicates list ogma-cms sudo dnf downgrade ogma-cms-<VERSION_BEFORE_0.4> sudo dnf versionlock add ogma-cms

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-2018-16380?

ogma cms: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-16380 being exploited?

CVE-2018-16380 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-2018-16380 affect?

CVE-2018-16380 affects ogma cms. Severity is high (CVSS 8.8). An issue was discovered in Ogma CMS 0.4 Beta. There is a CSRF vulnerability in users.php?action=createnew that can add an admin account.

How urgent is CVE-2018-16380?

Priority 48/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2019-16661 MEDIUM 5.4 DOWNGRADE Ogma CMS 0.5 has XSS via creation of a new blog.
CVE-2018-16379 MEDIUM 4.8 DOWNGRADE Ogma CMS 0.4 Beta has XSS via the "Footer Text footer" field on the "Theme/Theme Options" screen.

References

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