CVE-2024-30938: SQL Injection vulnerability in SEMCMS v.4.8 allows a remote attacker to obtain sensitive information via the I

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CRITICAL 9.8REMOTEDOWNGRADE

CVE-2024-30938 is a critical-severity flaw (CVSS 9.8) affecting semcms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL Injection vulnerability in SEMCMS v.4.8 allows a remote attacker to obtain sensitive information via the ID parameter in the SEMCMS_User.php component.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.8% (top 45%)
CISA exploited list	No
Weakness	CWE-89
Published	2024-04-19
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: sem-cms

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

Am I affected?

Timeline

2024-04-19 00:15 UTCPublished CVE record published
2026-06-17 07:27 UTCUpdated Record last modified

sem-cms semcms DOWNGRADE

Affected: 4.8

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.8

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 4.8 (Debian / Ubuntu)

apt-cache madison semcms sudo apt install semcms=<VERSION_BEFORE_4.8> sudo apt-mark hold semcms

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

dnf --showduplicates list semcms sudo dnf downgrade semcms-<VERSION_BEFORE_4.8> sudo dnf versionlock add semcms

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-2024-30938?

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

Is CVE-2024-30938 being exploited?

CVE-2024-30938 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-2024-30938 affect?

CVE-2024-30938 affects semcms. Severity is critical (CVSS 9.8). SQL Injection vulnerability in SEMCMS v.4.8 allows a remote attacker to obtain sensitive information via the ID parameter in the SEMCMS_User.php component.

How urgent is CVE-2024-30938?

Priority 53/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2024-32409 HIGH 7.1 DOWNGRADE An issue in SEMCMS v.4.8 allows a remote attacker to execute arbitrary code via a crafted script.
CVE-2025-51660 MEDIUM 5.4 UPGRADE SemCms v5.0 was discovered to contain a SQL injection vulnerability via the lgid parameter at SEMCMS_Products.
CVE-2025-51659 MEDIUM 5.4 UPGRADE SemCms v5.0 was discovered to contain a SQL injection vulnerability via the ID parameter at SEMCMS_Products.ph
CVE-2025-51658 MEDIUM 5.4 UPGRADE SemCms v5.0 was discovered to contain a SQL injection vulnerability via the ID parameter at SEMCMS_InquiryView
CVE-2025-51657 MEDIUM 5.4 UPGRADE SemCms v5.0 was discovered to contain a SQL injection vulnerability via the lgid parameter at SEMCMS_Link.php.

References

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