CVE-2022-3811: The EU Cookie Law for GDPR/CCPA WordPress plugin through 3.1.6 does not sanitise and escape some of its settin

Q: How do I fix CVE-2022-3811?

eu cookie law: upgrade to newer than 3.1.6. Exact commands for each OS are on this page.

Q: Is CVE-2022-3811 being exploited?

CVE-2022-3811 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-2022-3811 affect?

CVE-2022-3811 affects eu cookie law. Severity is medium (CVSS 4.8). The EU Cookie Law for GDPR/CCPA WordPress plugin through 3.1.6 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_h

Q: How urgent is CVE-2022-3811?

Priority 32/100. Public exploit reference

Routine

MEDIUM 4.8UPGRADE

CVE-2022-3811 is a medium-severity flaw (CVSS 4.8) affecting eu cookie law. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The EU Cookie Law for GDPR/CCPA WordPress plugin through 3.1.6 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.5% (top 59%)
CISA exploited list	No
Published	2023-01-23
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: eu cookie law project

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

Am I affected?

Timeline

2023-01-23 15:15 UTCPublished CVE record published
2026-06-17 05:00 UTCUpdated Record last modified

eu cookie law project eu cookie law UPGRADE

Affected: <= 3.1.6

Fixed in: newer than 3.1.6

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy eu-cookie-law || rpm -q eu-cookie-law || eu-cookie-law --version

2. UPGRADE to newer than 3.1.6 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade eu-cookie-law

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade eu-cookie-law

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-2022-3811?

eu cookie law: upgrade to newer than 3.1.6. Exact commands for each OS are on this page.

Is CVE-2022-3811 being exploited?

CVE-2022-3811 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-2022-3811 affect?

CVE-2022-3811 affects eu cookie law. Severity is medium (CVSS 4.8). The EU Cookie Law for GDPR/CCPA WordPress plugin through 3.1.6 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_h

How urgent is CVE-2022-3811?

Priority 32/100. Public exploit reference

Software pages

WordPress vulnerabilities

References

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