How severe is CVE-2026-49764?

CVE-2026-49764 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-49764 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-49764?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2026-49764 have an EU (EUVD) identifier?

Yes. CVE-2026-49764 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36888.

When was CVE-2026-49764 published?

CVE-2026-49764 was published on 2026-06-15 and last updated on 2026-06-17.

CVE-2026-49764

CVE-2026-49764 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. 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-288.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-36888
Weakness: CWE-288
Published: 2026-06-15
Last modified: 2026-06-17

Description

Unauthenticated Broken Authentication in RegistrationMagic <= 6.0.8.6 versions.

Frequently asked questions

What is CVE-2026-49764?: Unauthenticated Broken Authentication in RegistrationMagic <= 6.0.8.6 versions.
How severe is CVE-2026-49764?: CVE-2026-49764 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-49764 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-49764?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2026-49764 have an EU (EUVD) identifier?: Yes. CVE-2026-49764 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36888.
When was CVE-2026-49764 published?: CVE-2026-49764 was published on 2026-06-15 and last updated on 2026-06-17.

References

https://patchstack.com/database/wordpress/plugin/custom-registration-form-builder-with-submission-manager/vulnerability/wordpress-registrationmagic-plugin-6-0-8-6-broken-authentication-vulnerability?_s_id=cve

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