CVE-2021-39347: The Stripe for WooCommerce WordPress plugin is missing a capability check on the save() function found in the

Routine

MEDIUM 4.3UPGRADE

CVE-2021-39347 is a medium-severity flaw (CVSS 4.3) affecting stripe for woocommerce. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Stripe for WooCommerce WordPress plugin is missing a capability check on the save() function found in the ~/includes/admin/class-wc-stripe-admin-user-edit.php file that makes it possible for attackers to configure their account to use other site users unique STRIPE identifier and make purchases with their payment accounts. This affects versions 3.0.0 - 3.3.9.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.7% (top 48%)
CISA exploited list	No
Weakness	CWE-862
Published	2021-10-04
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: paymentplugins

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

Am I affected?

Timeline

2021-10-04 18:15 UTCPublished CVE record published
2026-06-17 04:03 UTCUpdated Record last modified

paymentplugins stripe for woocommerce UPGRADE

Affected: >= 3.0.0 and <= 3.3.9

Fixed in: newer than 3.3.9

Safe to downgrade to: a release before 3.0.0

1. Check installed version

apt-cache policy stripe-for-woocommerce || rpm -q stripe-for-woocommerce || stripe-for-woocommerce --version

2. UPGRADE to newer than 3.3.9 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade stripe-for-woocommerce

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade stripe-for-woocommerce

Note

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

3. If no update is available yet, DOWNGRADE to a release before 3.0.0 (Debian / Ubuntu)

apt-cache madison stripe-for-woocommerce sudo apt install stripe-for-woocommerce=<VERSION_BEFORE_3.0.0> sudo apt-mark hold stripe-for-woocommerce

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list stripe-for-woocommerce sudo dnf downgrade stripe-for-woocommerce-<VERSION_BEFORE_3.0.0> sudo dnf versionlock add stripe-for-woocommerce

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2021-39347?

stripe for woocommerce: upgrade to newer than 3.3.9. Exact commands for each OS are on this page.

Is CVE-2021-39347 being exploited?

CVE-2021-39347 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-2021-39347 affect?

CVE-2021-39347 affects stripe for woocommerce. Severity is medium (CVSS 4.3). The Stripe for WooCommerce WordPress plugin is missing a capability check on the save() function found in the ~/includes/admin/class-wc-stripe-admin-user-edit.php file that makes it possible for attackers to configure their account to use o

How urgent is CVE-2021-39347?

Priority 28/100. No elevated risk signals yet.

Software pages

WordPress vulnerabilities · PHP vulnerabilities · Stripe vulnerabilities · WooCommerce vulnerabilities

References

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