CVE-2023-5761: The Burst Statistics – Privacy-Friendly Analytics for WordPress plugin for WordPress is vulnerable to SQL Inje

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CRITICAL 9.8REMOTEUPGRADE

CVE-2023-5761 is a critical-severity flaw (CVSS 9.8) affecting burst statistics. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Burst Statistics – Privacy-Friendly Analytics for WordPress plugin for WordPress is vulnerable to SQL Injection via the 'url' parameter in versions 1.4.0 to 1.4.6.1 (free) and versions 1.4.0 to 1.5.0 (pro) due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for unauthenticated attackers to append additional SQL queries into already existing queries t

Why this priority

Critical severity
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	0.7% (top 47%)
CISA exploited list	No
Weakness	CWE-89
Published	2023-12-07
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: burst-statistics

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

Am I affected?

Timeline

2023-12-07 02:15 UTCPublished CVE record published
2026-06-17 06:49 UTCUpdated Record last modified

burst-statistics burst statistics UPGRADE

Affected: >= 1.4.0 and < 1.5.0 · >= 1.4.0 and < 1.5.1

Fixed in: 1.5.0, 1.5.1

Safe to downgrade to: a release before 1.4.0

1. Check installed version

apt-cache policy burst-statistics || rpm -q burst-statistics || burst-statistics --version

2. UPGRADE to 1.5.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade burst-statistics

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade burst-statistics

Note

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

3. If no update is available yet, DOWNGRADE to a release before 1.4.0 (Debian / Ubuntu)

apt-cache madison burst-statistics sudo apt install burst-statistics=<VERSION_BEFORE_1.4.0> sudo apt-mark hold burst-statistics

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list burst-statistics sudo dnf downgrade burst-statistics-<VERSION_BEFORE_1.4.0> sudo dnf versionlock add burst-statistics

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-2023-5761?

burst statistics: upgrade to 1.5.0, 1.5.1. Exact commands for each OS are on this page.

Is CVE-2023-5761 being exploited?

CVE-2023-5761 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-2023-5761 affect?

CVE-2023-5761 affects burst statistics. Severity is critical (CVSS 9.8). The Burst Statistics – Privacy-Friendly Analytics for WordPress plugin for WordPress is vulnerable to SQL Injection via the 'url' parameter in versions 1.4.0 to 1.4.6.1 (free) and versions 1.4.0 to 1.5.0 (pro) due to insufficient escaping o

How urgent is CVE-2023-5761?

Priority 52/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

WordPress vulnerabilities

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References

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