CVE-2024-7898: A vulnerability classified as critical was found in Tosei Online Store Management System ネット店舗管理システム 4.02/4.03

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HIGH 7.3REMOTEDOWNGRADE

CVE-2024-7898 is a high-severity flaw (CVSS 7.3) affecting online store management system. 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 Tosei Online Store Management System ネット店舗管理システム 4.02/4.03/4.04. This vulnerability affects unknown code of the component Backend. The manipulation leads to use of default credentials. The attack can be initiated 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 respond in any way.

Why this priority

High severity
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	0.6% (top 54%)
CISA exploited list	No
Weakness	CWE-1392
Published	2024-08-17
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: tosei-corporation

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

Am I affected?

Timeline

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

tosei-corporation online store management system DOWNGRADE

Affected: 4.0.2 · 4.0.3 · 4.0.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.0.2

1. Check installed version

apt-cache policy online-store-management-system || rpm -q online-store-management-system || online-store-management-system --version

2. No fixed release: DOWNGRADE to a release before 4.0.2 (Debian / Ubuntu)

apt-cache madison online-store-management-system sudo apt install online-store-management-system=<VERSION_BEFORE_4.0.2> sudo apt-mark hold online-store-management-system

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

dnf --showduplicates list online-store-management-system sudo dnf downgrade online-store-management-system-<VERSION_BEFORE_4.0.2> sudo dnf versionlock add online-store-management-system

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-2024-7898?

online store management system: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-7898 being exploited?

CVE-2024-7898 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-2024-7898 affect?

CVE-2024-7898 affects online store management system. Severity is high (CVSS 7.3). A vulnerability classified as critical was found in Tosei Online Store Management System ネット店舗管理システム 4.02/4.03/4.04. This vulnerability affects unknown code of the component Backend. The manipulation leads to use of default credentials. The

How urgent is CVE-2024-7898?

Priority 42/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2026-2944 HIGH 7.3 DOWNGRADE A security flaw has been discovered in Tosei Online Store Management System ネット店舗管理システム 1.01
CVE-2026-1192 HIGH 7.3 DOWNGRADE A vulnerability was determined in Tosei Online Store Management System ネット店舗管理システム 1.01
CVE-2024-7897 MEDIUM 6.3 DOWNGRADE A vulnerability classified as critical has been found in Tosei Online Store Management System ネット店舗管理システム 4.02
CVE-2024-7896 MEDIUM 6.3 DOWNGRADE A vulnerability was found in Tosei Online Store Management System ネット店舗管理システム 4.02/4.03/4.04

References

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