CVE-2018-11003: An issue was discovered in YXcms 1.4.7

This month

MEDIUM 6.5DOWNGRADE

CVE-2018-11003 is a medium-severity flaw (CVSS 6.5) affecting yxcms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in YXcms 1.4.7. Cross-site request forgery (CSRF) vulnerability in protected/apps/admin/controller/adminController.php allows remote attackers to delete administrator accounts via index.php?r=admin/admin/admindel.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.7% (top 48%)
CISA exploited list	No
Weakness	CWE-352
Published	2018-05-12
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: yxcms

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

Am I affected?

Timeline

2018-05-12 04:29 UTCPublished CVE record published
2026-06-17 01:35 UTCUpdated Record last modified

yxcms yxcms DOWNGRADE

Affected: 1.4.7

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.4.7

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.4.7 (Debian / Ubuntu)

apt-cache madison yxcms sudo apt install yxcms=<VERSION_BEFORE_1.4.7> sudo apt-mark hold yxcms

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

dnf --showduplicates list yxcms sudo dnf downgrade yxcms-<VERSION_BEFORE_1.4.7> sudo dnf versionlock add yxcms

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-2018-11003?

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

Is CVE-2018-11003 being exploited?

CVE-2018-11003 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-2018-11003 affect?

CVE-2018-11003 affects yxcms. Severity is medium (CVSS 6.5). An issue was discovered in YXcms 1.4.7. Cross-site request forgery (CSRF) vulnerability in protected/apps/admin/controller/adminController.php allows remote attackers to delete administrator accounts via index.php?r=admin/admin/admindel.

How urgent is CVE-2018-11003?

Priority 41/100. Public exploit reference

Software pages

PHP vulnerabilities

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References

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