CVE-2022-30423: Merchandise Online Store v1.0 by oretnom23 has an arbitrary code execution (RCE) vulnerability in the user pro

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2022-30423 is a critical-severity flaw (CVSS 9.8) affecting merchandise online store. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Merchandise Online Store v1.0 by oretnom23 has an arbitrary code execution (RCE) vulnerability in the user profile upload point in the system information.

Why this priority

Critical 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	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.9% (top 20%)
CISA exploited list	No
Weakness	CWE-434
Published	2022-06-02
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: merchandise online store project

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

Am I affected?

Timeline

2022-06-02 14:15 UTCPublished CVE record published
2026-06-17 04:43 UTCUpdated Record last modified

merchandise online store project merchandise online store DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy merchandise-online-store || rpm -q merchandise-online-store || merchandise-online-store --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison merchandise-online-store sudo apt install merchandise-online-store=<VERSION_BEFORE_1.0> sudo apt-mark hold merchandise-online-store

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

dnf --showduplicates list merchandise-online-store sudo dnf downgrade merchandise-online-store-<VERSION_BEFORE_1.0> sudo dnf versionlock add merchandise-online-store

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-2022-30423?

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

Is CVE-2022-30423 being exploited?

CVE-2022-30423 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-2022-30423 affect?

CVE-2022-30423 affects merchandise online store. Severity is critical (CVSS 9.8). Merchandise Online Store v1.0 by oretnom23 has an arbitrary code execution (RCE) vulnerability in the user profile upload point in the system information.

How urgent is CVE-2022-30423?

Priority 64/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2022-42238 HIGH 8.8 DOWNGRADE A Vertical Privilege Escalation issue in Merchandise Online Store v.1.0 allows an attacker to get access to th
CVE-2022-42237 CRITICAL 9.8 DOWNGRADE A SQL Injection issue in Merchandise Online Store v.1.0 allows an attacker to log in to the admin account.
CVE-2022-42236 MEDIUM 5.4 DOWNGRADE A Stored XSS issue in Merchandise Online Store v.1.0 allows to injection of Arbitrary JavaScript in edit accou
CVE-2022-30454 CRITICAL 9.8 DOWNGRADE Merchandise Online Store 1.0 is vulnerable to SQL Injection via /vloggers_merch/classes/Master.php?f=delete_pr
CVE-2022-30403 HIGH 7.2 DOWNGRADE Merchandise Online Store v1.0 is vulnerable to SQL Injection via /vloggers_merch/?p=products&c=.

References

← Back to latest CVEs