CVE-2024-1589: The SendPress Newsletters WordPress plugin through 1.23.11.6 does not sanitise and escape some of its settings

Q: How do I fix CVE-2024-1589?

sendpress: upgrade to newer than 1.23.11.6. Exact commands for each OS are on this page.

Q: Is CVE-2024-1589 being exploited?

CVE-2024-1589 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-2024-1589 affect?

CVE-2024-1589 affects sendpress. Severity is medium (CVSS 6.1). The SendPress Newsletters WordPress plugin through 1.23.11.6 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_htm

Q: How urgent is CVE-2024-1589?

Priority 35/100. Public exploit reference

Routine

MEDIUM 6.1UPGRADE

CVE-2024-1589 is a medium-severity flaw (CVSS 6.1) affecting sendpress. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The SendPress Newsletters WordPress plugin through 1.23.11.6 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	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 65%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-04-08
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: pressified

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

Am I affected?

Timeline

2024-04-08 05:15 UTCPublished CVE record published
2026-06-17 07:04 UTCUpdated Record last modified

pressified sendpress UPGRADE

Affected: <= 1.23.11.6

Fixed in: newer than 1.23.11.6

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 1.23.11.6 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade sendpress

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-2024-1589?

sendpress: upgrade to newer than 1.23.11.6. Exact commands for each OS are on this page.

Is CVE-2024-1589 being exploited?

CVE-2024-1589 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-2024-1589 affect?

CVE-2024-1589 affects sendpress. Severity is medium (CVSS 6.1). The SendPress Newsletters WordPress plugin through 1.23.11.6 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_htm

How urgent is CVE-2024-1589?

Priority 35/100. Public exploit reference

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2024-1588 MEDIUM 6.8 UPGRADE The SendPress Newsletters WordPress plugin through 1.23.11.6 does not sanitise and escape some of its settings
CVE-2023-5660 MEDIUM 6.4 UPGRADE The SendPress Newsletters plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's s
CVE-2023-47517 HIGH 7.1 UPGRADE Unauth
CVE-2023-41730 MEDIUM 4.3 UPGRADE Cross-Site Request Forgery (CSRF) vulnerability in SendPress Newsletters plugin <= 1.22.3.31 versions.
CVE-2023-41729 MEDIUM 5.9 UPGRADE Auth

References

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