CVE-2022-30007: GXCMS V1.5 has a file upload vulnerability in the background

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HIGH 7.2DOWNGRADE

CVE-2022-30007 is a high-severity flaw (CVSS 7.2) affecting gxcms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

GXCMS V1.5 has a file upload vulnerability in the background. The vulnerability is the template management page. You can edit any template content and then rename to PHP suffix file, after calling PHP file can control the server.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	1.0% (top 38%)
CISA exploited list	No
Weakness	CWE-434
Published	2022-05-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: gxcms project

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

Am I affected?

Timeline

2022-05-17 16:15 UTCPublished CVE record published
2026-06-17 04:42 UTCUpdated Record last modified

gxcms project gxcms DOWNGRADE

Affected: 1.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.5

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.5 (Debian / Ubuntu)

apt-cache madison gxcms sudo apt install gxcms=<VERSION_BEFORE_1.5> sudo apt-mark hold gxcms

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

dnf --showduplicates list gxcms sudo dnf downgrade gxcms-<VERSION_BEFORE_1.5> sudo dnf versionlock add gxcms

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-2022-30007?

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

Is CVE-2022-30007 being exploited?

CVE-2022-30007 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-2022-30007 affect?

CVE-2022-30007 affects gxcms. Severity is high (CVSS 7.2). GXCMS V1.5 has a file upload vulnerability in the background. The vulnerability is the template management page. You can edit any template content and then rename to PHP suffix file, after calling PHP file can control the server.

How urgent is CVE-2022-30007?

Priority 46/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

References

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