CVE-2024-13908: The SMTP by BestWebSoft plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type

Q: How do I fix CVE-2024-13908?

smtp: upgrade to 1.2.0. Exact commands for each OS are on this page.

Q: Is CVE-2024-13908 being exploited?

CVE-2024-13908 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-2024-13908 affect?

CVE-2024-13908 affects smtp. Severity is high (CVSS 7.2). The SMTP by BestWebSoft plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'save_options' function in all versions up to, and including, 1.1.9. This makes it possible for authenticated at

This month

HIGH 7.2UPGRADE

CVE-2024-13908 is a high-severity flaw (CVSS 7.2) affecting smtp. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The SMTP by BestWebSoft plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'save_options' function in all versions up to, and including, 1.1.9. This makes it possible for authenticated attackers, with Administrator-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.

Why this priority

High severity

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	0.8% (top 42%)
CISA exploited list	No
Weakness	CWE-434
Published	2025-03-08
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: bestwebsoft

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

Am I affected?

Timeline

2025-03-08 07:15 UTCPublished CVE record published
2026-06-17 07:02 UTCUpdated Record last modified

bestwebsoft smtp UPGRADE

Affected: < 1.2.0

Fixed in: 1.2.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 1.2.0 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade smtp

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-2024-13908?

smtp: upgrade to 1.2.0. Exact commands for each OS are on this page.

Is CVE-2024-13908 being exploited?

CVE-2024-13908 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-2024-13908 affect?

CVE-2024-13908 affects smtp. Severity is high (CVSS 7.2). The SMTP by BestWebSoft plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'save_options' function in all versions up to, and including, 1.1.9. This makes it possible for authenticated at

How urgent is CVE-2024-13908?

Priority 40/100. High severity

Software pages

WordPress vulnerabilities

References

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