CVE-2023-2492: The QueryWall: Plug'n Play Firewall WordPress plugin through 1.1.1 does not properly sanitise and escape a par

Q: How do I fix CVE-2023-2492?

querywall plug\'n play firewall: upgrade to newer than 1.1.1. Exact commands for each OS are on this page.

Q: Is CVE-2023-2492 being exploited?

CVE-2023-2492 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-2023-2492 affect?

CVE-2023-2492 affects querywall plug\'n play firewall. Severity is high (CVSS 7.2). The QueryWall: Plug'n Play Firewall WordPress plugin through 1.1.1 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by high privilege users such as admin.

Q: How urgent is CVE-2023-2492?

Priority 45/100. High severity; Public exploit reference

This month

HIGH 7.2UPGRADE

CVE-2023-2492 is a high-severity flaw (CVSS 7.2) affecting querywall plug\'n play firewall. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The QueryWall: Plug'n Play Firewall WordPress plugin through 1.1.1 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by high privilege users such as admin.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	0.9% (top 41%)
CISA exploited list	No
Published	2023-06-19
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: querywall plug\'n play firewall project

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

Am I affected?

Timeline

2023-06-19 11:15 UTCPublished CVE record published
2026-06-17 05:52 UTCUpdated Record last modified

querywall plug\'n play firewall project querywall plug\'n play firewall UPGRADE

Affected: <= 1.1.1

Fixed in: newer than 1.1.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy querywall-plugn-play-firewall || rpm -q querywall-plugn-play-firewall || querywall-plugn-play-firewall --version

2. UPGRADE to newer than 1.1.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade querywall-plugn-play-firewall

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade querywall-plugn-play-firewall

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-2023-2492?

querywall plug\'n play firewall: upgrade to newer than 1.1.1. Exact commands for each OS are on this page.

Is CVE-2023-2492 being exploited?

CVE-2023-2492 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-2023-2492 affect?

CVE-2023-2492 affects querywall plug\'n play firewall. Severity is high (CVSS 7.2). The QueryWall: Plug'n Play Firewall WordPress plugin through 1.1.1 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by high privilege users such as admin.

How urgent is CVE-2023-2492?

Priority 45/100. High severity; Public exploit reference

Software pages

WordPress vulnerabilities

References

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