CVE-2021-4448: The Kaswara Modern VC Addons plugin for WordPress is vulnerable to authorization bypass in versions up to, and

Q: How do I fix CVE-2021-4448?

kaswara: upgrade to newer than 3.0.1. Exact commands for each OS are on this page.

Q: Is CVE-2021-4448 being exploited?

CVE-2021-4448 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-2021-4448 affect?

CVE-2021-4448 affects kaswara. Severity is high (CVSS 7.3). The Kaswara Modern VC Addons plugin for WordPress is vulnerable to authorization bypass in versions up to, and including, 3.0.1 due to insufficient capability checking on various AJAX actions. This makes it possible for unauthenticated atta

Q: How urgent is CVE-2021-4448?

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

This month

HIGH 7.3REMOTEUPGRADE

CVE-2021-4448 is a high-severity flaw (CVSS 7.3) affecting kaswara. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Kaswara Modern VC Addons plugin for WordPress is vulnerable to authorization bypass in versions up to, and including, 3.0.1 due to insufficient capability checking on various AJAX actions. This makes it possible for unauthenticated attackers to perform a wide variety of unauthorized actions such as importing data, uploading arbitrary files, deleting arbitrary files, and more.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.4% (top 28%)
CISA exploited list	No
Weakness	CWE-862
Published	2024-10-16
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: kaswara project

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

Am I affected?

Timeline

2024-10-16 07:15 UTCPublished CVE record published
2026-06-17 04:19 UTCUpdated Record last modified

kaswara project kaswara UPGRADE

Affected: <= 3.0.1

Fixed in: newer than 3.0.1

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 3.0.1 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade kaswara

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Nuclei scan template: Kaswara Modern VC Addons <= 3.0.1 - Missing Authorization

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-2021-4448?

kaswara: upgrade to newer than 3.0.1. Exact commands for each OS are on this page.

Is CVE-2021-4448 being exploited?

CVE-2021-4448 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-2021-4448 affect?

CVE-2021-4448 affects kaswara. Severity is high (CVSS 7.3). The Kaswara Modern VC Addons plugin for WordPress is vulnerable to authorization bypass in versions up to, and including, 3.0.1 due to insufficient capability checking on various AJAX actions. This makes it possible for unauthenticated atta

How urgent is CVE-2021-4448?

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

Software pages

WordPress vulnerabilities

References

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