CVE-2024-7927: A vulnerability classified as critical was found in ZZCMS 2023

This week

HIGH 7.3REMOTEDOWNGRADE

CVE-2024-7927 is a high-severity flaw (CVSS 7.3) affecting zzcms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability classified as critical was found in ZZCMS 2023. Affected by this vulnerability is an unknown functionality of the file /admin/class.php?dowhat=modifyclass. The manipulation of the argument skin[] leads to path traversal. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Why this priority

High severity
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	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.9% (top 39%)
CISA exploited list	No
Weakness	CWE-22
Published	2024-08-19
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: zzcms

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

Am I affected?

Timeline

2024-08-19 20:15 UTCPublished CVE record published
2026-06-17 08:21 UTCUpdated Record last modified

zzcms zzcms DOWNGRADE

Affected: 2023

Fixed in: no fixed release known

Safe to downgrade to: a release before 2023

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2023 (Debian / Ubuntu)

apt-cache madison zzcms sudo apt install zzcms=<VERSION_BEFORE_2023> sudo apt-mark hold zzcms

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

dnf --showduplicates list zzcms sudo dnf downgrade zzcms-<VERSION_BEFORE_2023> sudo dnf versionlock add zzcms

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-2024-7927?

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

Is CVE-2024-7927 being exploited?

CVE-2024-7927 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-2024-7927 affect?

CVE-2024-7927 affects zzcms. Severity is high (CVSS 7.3). A vulnerability classified as critical was found in ZZCMS 2023. Affected by this vulnerability is an unknown functionality of the file /admin/class.php?dowhat=modifyclass. The manipulation of the argument skin[] leads to path traversal. The

How urgent is CVE-2024-7927?

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

Software pages

PHP vulnerabilities

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References

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