CVE-2024-8664: The WP Test Email plugin for WordPress is vulnerable to Reflected Cross-Site Scripting due to the use of add_q

Q: How do I fix CVE-2024-8664?

wp test email: upgrade to 1.1.8. Exact commands for each OS are on this page.

Q: Is CVE-2024-8664 being exploited?

CVE-2024-8664 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-2024-8664 affect?

CVE-2024-8664 affects wp test email. Severity is medium (CVSS 6.1). The WP Test Email plugin for WordPress is vulnerable to Reflected Cross-Site Scripting due to the use of add_query_arg without appropriate escaping on the URL in all versions up to, and including, 1.1.7. This makes it possible for unauthent

Q: How urgent is CVE-2024-8664?

Priority 29/100. No elevated risk signals yet.

Routine

MEDIUM 6.1UPGRADE

CVE-2024-8664 is a medium-severity flaw (CVSS 6.1) affecting wp test email. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The WP Test Email plugin for WordPress is vulnerable to Reflected Cross-Site Scripting due to the use of add_query_arg without appropriate escaping on the URL in all versions up to, and including, 1.1.7. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 68%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-09-13
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: boopathirajan

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

Am I affected?

Timeline

2024-09-13 07:15 UTCPublished CVE record published
2026-06-17 08:23 UTCUpdated Record last modified

boopathirajan wp test email UPGRADE

Affected: < 1.1.8

Fixed in: 1.1.8

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy wp-test-email || rpm -q wp-test-email || wp-test-email --version

2. UPGRADE to 1.1.8 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade wp-test-email

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade wp-test-email

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-2024-8664?

wp test email: upgrade to 1.1.8. Exact commands for each OS are on this page.

Is CVE-2024-8664 being exploited?

CVE-2024-8664 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-2024-8664 affect?

CVE-2024-8664 affects wp test email. Severity is medium (CVSS 6.1). The WP Test Email plugin for WordPress is vulnerable to Reflected Cross-Site Scripting due to the use of add_query_arg without appropriate escaping on the URL in all versions up to, and including, 1.1.7. This makes it possible for unauthent

How urgent is CVE-2024-8664?

Priority 29/100. No elevated risk signals yet.

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2025-2325 HIGH 7.2 UPGRADE The WP Test Email plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Email Logs in all vers

References

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