How severe is CVE-2026-39643?

CVE-2026-39643 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2026-39643 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-39643?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-39643 have an EU (EUVD) identifier?

Yes. CVE-2026-39643 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-20302.

When was CVE-2026-39643 published?

CVE-2026-39643 was published on 2026-04-08 and last updated on 2026-06-17.

CVE-2026-39643

CVE-2026-39643 is a medium-severity vulnerability with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-862.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-20302
Weakness: CWE-862
Published: 2026-04-08
Last modified: 2026-06-17

Description

Missing Authorization vulnerability in Payment Plugins Payment Plugins for PayPal WooCommerce pymntpl-paypal-woocommerce allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Payment Plugins for PayPal WooCommerce: from n/a through <= 2.0.13.

Frequently asked questions

What is CVE-2026-39643?: Missing Authorization vulnerability in Payment Plugins Payment Plugins for PayPal WooCommerce pymntpl-paypal-woocommerce allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Payment Plugins for PayPal WooCommerce: from n/a through <= 2.0.13.
How severe is CVE-2026-39643?: CVE-2026-39643 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2026-39643 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-39643?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-39643 have an EU (EUVD) identifier?: Yes. CVE-2026-39643 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-20302.
When was CVE-2026-39643 published?: CVE-2026-39643 was published on 2026-04-08 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/pymntpl-paypal-woocommerce/vulnerability/wordpress-payment-plugins-for-paypal-woocommerce-plugin-2-0-13-broken-access-control-vulnerability?_s_id=cve

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