How severe is CVE-2026-3571?

CVE-2026-3571 has a CVSS 3.x base score of 6.5, 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 low.

Is CVE-2026-3571 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-3571?

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

Does CVE-2026-3571 have an EU (EUVD) identifier?

Yes. CVE-2026-3571 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-18965.

When was CVE-2026-3571 published?

CVE-2026-3571 was published on 2026-04-04 and last updated on 2026-06-17.

CVE-2026-3571

CVE-2026-3571 is a medium-severity vulnerability with a CVSS 3.x base score of 6.5. 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 6.5)
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-18965
Weakness: CWE-862
Published: 2026-04-04
Last modified: 2026-06-17

Description

The Pie Register – User Registration, Profiles & Content Restriction plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the pie_main() function in all versions up to, and including, 3.8.4.8. This makes it possible for unauthenticated attackers to change registration form status.

Frequently asked questions

What is CVE-2026-3571?: The Pie Register – User Registration, Profiles & Content Restriction plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the pie_main() function in all versions up to, and including, 3.8.4.8. This makes it possible for unauthenticated attackers to change registration form status.
How severe is CVE-2026-3571?: CVE-2026-3571 has a CVSS 3.x base score of 6.5, 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 low.
Is CVE-2026-3571 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-3571?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-3571 have an EU (EUVD) identifier?: Yes. CVE-2026-3571 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-18965.
When was CVE-2026-3571 published?: CVE-2026-3571 was published on 2026-04-04 and last updated on 2026-06-17.

References

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