CVE-2024-7903: A vulnerability was found in DedeBIZ 6.3.0

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MEDIUM 6.3DOWNGRADE

CVE-2024-7903 is a medium-severity flaw (CVSS 6.3) affecting dedebiz. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in DedeBIZ 6.3.0. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file admin/media_add.php of the component File Extension Handler. The manipulation of the argument upfile1 leads to unrestricted upload. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. NOTE: The vendor was contacted early about this disclosure but did not

Why this priority

Public exploit reference

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

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.7% (top 46%)
CISA exploited list	No
Weakness	CWE-434
Published	2024-08-18
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: dedebiz

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

Am I affected?

Timeline

2024-08-18 07:15 UTCPublished CVE record published
2026-06-17 08:21 UTCUpdated Record last modified

dedebiz dedebiz DOWNGRADE

Affected: 6.3.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.3.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 6.3.0 (Debian / Ubuntu)

apt-cache madison dedebiz sudo apt install dedebiz=<VERSION_BEFORE_6.3.0> sudo apt-mark hold dedebiz

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

dnf --showduplicates list dedebiz sudo dnf downgrade dedebiz-<VERSION_BEFORE_6.3.0> sudo dnf versionlock add dedebiz

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-2024-7903?

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

Is CVE-2024-7903 being exploited?

CVE-2024-7903 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-2024-7903 affect?

CVE-2024-7903 affects dedebiz. Severity is medium (CVSS 6.3). A vulnerability was found in DedeBIZ 6.3.0. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file admin/media_add.php of the component File Extension Handler. The manipulation of the argume

How urgent is CVE-2024-7903?

Priority 41/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2025-12859 MEDIUM 4.7 UPGRADE A vulnerability has been found in DedeBIZ up to 6.3.2
CVE-2025-12860 MEDIUM 4.7 UPGRADE A vulnerability was found in DedeBIZ up to 6.3.2
CVE-2025-12861 MEDIUM 4.7 UPGRADE A vulnerability was determined in DedeBIZ up to 6.3.2
CVE-2025-12927 MEDIUM 4.7 UPGRADE A security vulnerability has been detected in DedeBIZ up to 6.3.2
CVE-2025-14648 MEDIUM 4.7 UPGRADE A security vulnerability has been detected in DedeBIZ up to 6.5.9

References

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