CVE-2021-46445: H.H.G Multistore v5.1.0 and below was discovered to contain a SQL injection vulnerability via /admin/categorie

Q: How do I fix CVE-2021-46445?

multistore: upgrade to newer than 5.1.0. Exact commands for each OS are on this page.

Q: Is CVE-2021-46445 being exploited?

CVE-2021-46445 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-46445 affect?

CVE-2021-46445 affects multistore. Severity is critical (CVSS 9.8). H.H.G Multistore v5.1.0 and below was discovered to contain a SQL injection vulnerability via /admin/categories.php?box_group_id.

Q: How urgent is CVE-2021-46445?

Priority 61/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2021-46445 is a critical-severity flaw (CVSS 9.8) affecting multistore. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

H.H.G Multistore v5.1.0 and below was discovered to contain a SQL injection vulnerability via /admin/categories.php?box_group_id.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.2% (top 32%)
CISA exploited list	No
Weakness	CWE-89
Published	2022-01-28
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: hhg-multistore

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

Am I affected?

Timeline

2022-01-28 22:15 UTCPublished CVE record published
2026-06-17 04:14 UTCUpdated Record last modified

hhg-multistore multistore UPGRADE

Affected: <= 5.1.0 · 4.10.3

Fixed in: newer than 5.1.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 5.1.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade multistore

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade multistore

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2021-46445?

multistore: upgrade to newer than 5.1.0. Exact commands for each OS are on this page.

Is CVE-2021-46445 being exploited?

CVE-2021-46445 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-2021-46445 affect?

CVE-2021-46445 affects multistore. Severity is critical (CVSS 9.8). H.H.G Multistore v5.1.0 and below was discovered to contain a SQL injection vulnerability via /admin/categories.php?box_group_id.

How urgent is CVE-2021-46445?

Priority 61/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2021-46448 CRITICAL 9.8 UPGRADE H.H.G Multistore v5.1.0 and below was discovered to contain a SQL injection vulnerability via /admin/customers
CVE-2021-46447 MEDIUM 5.4 UPGRADE A cross-site scripting (XSS) vulnerability in H.H.G Multistore v5.1.0 and below allows attackers to execute ar
CVE-2021-46446 CRITICAL 9.8 UPGRADE H.H.G Multistore v5.1.0 and below was discovered to contain a SQL injection vulnerability via /admin/admin.php
CVE-2021-46444 CRITICAL 9.8 UPGRADE H.H.G Multistore v5.1.0 and below was discovered to contain a SQL injection vulnerability via /admin/admin.php

References

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