CVE-2023-6559: The MW WP Form plugin for WordPress is vulnerable to arbitrary file deletion in all versions up to, and includ

Q: How do I fix CVE-2023-6559?

mw wp form: upgrade to 5.0.4. Exact commands for each OS are on this page.

Q: Is CVE-2023-6559 being exploited?

CVE-2023-6559 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-2023-6559 affect?

CVE-2023-6559 affects mw wp form. Severity is high (CVSS 7.5). The MW WP Form plugin for WordPress is vulnerable to arbitrary file deletion in all versions up to, and including, 5.0.3. This is due to the plugin not properly validating the path of an uploaded file prior to deleting it. This makes it pos

Q: How urgent is CVE-2023-6559?

Priority 49/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.5REMOTEUPGRADE

CVE-2023-6559 is a high-severity flaw (CVSS 7.5) affecting mw wp form. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The MW WP Form plugin for WordPress is vulnerable to arbitrary file deletion in all versions up to, and including, 5.0.3. This is due to the plugin not properly validating the path of an uploaded file prior to deleting it. This makes it possible for unauthenticated attackers to delete arbitrary files, including the wp-config.php file, which can make site takeover and remote code execution possible.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.3% (top 29%)
CISA exploited list	No
Weakness	CWE-22
Published	2023-12-16
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: web-soudan

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

Am I affected?

Timeline

2023-12-16 13:15 UTCPublished CVE record published
2026-06-17 06:50 UTCUpdated Record last modified

web-soudan mw wp form UPGRADE

Affected: < 5.0.4

Fixed in: 5.0.4

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy mw-wp-form || rpm -q mw-wp-form || mw-wp-form --version

2. UPGRADE to 5.0.4 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade mw-wp-form

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade mw-wp-form

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-2023-6559?

mw wp form: upgrade to 5.0.4. Exact commands for each OS are on this page.

Is CVE-2023-6559 being exploited?

CVE-2023-6559 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-2023-6559 affect?

CVE-2023-6559 affects mw wp form. Severity is high (CVSS 7.5). The MW WP Form plugin for WordPress is vulnerable to arbitrary file deletion in all versions up to, and including, 5.0.3. This is due to the plugin not properly validating the path of an uploaded file prior to deleting it. This makes it pos

How urgent is CVE-2023-6559?

Priority 49/100. High severity; Remotely exploitable, no login, no user action

Software pages

WordPress vulnerabilities · PHP vulnerabilities

Related CVEs

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CVE-2023-6316 CRITICAL 9.8 UPGRADE The MW WP Form plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type vali

References

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