How severe is CVE-2026-42731?

CVE-2026-42731 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-2026-42731 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-42731?

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-2026-42731 have an EU (EUVD) identifier?

Yes. CVE-2026-42731 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-32177.

When was CVE-2026-42731 published?

CVE-2026-42731 was published on 2026-05-27 and last updated on 2026-06-17.

CVE-2026-42731

CVE-2026-42731 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-266.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-32177
Weakness: CWE-266
Published: 2026-05-27
Last modified: 2026-06-17

Description

Incorrect Privilege Assignment vulnerability in miniOrange miniorange otp verification miniorange-otp-verification allows Privilege Escalation.This issue affects miniorange otp verification: from n/a through <= 5.4.9.

Frequently asked questions

What is CVE-2026-42731?: Incorrect Privilege Assignment vulnerability in miniOrange miniorange otp verification miniorange-otp-verification allows Privilege Escalation.This issue affects miniorange otp verification: from n/a through <= 5.4.9.
How severe is CVE-2026-42731?: CVE-2026-42731 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-2026-42731 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-42731?: 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-2026-42731 have an EU (EUVD) identifier?: Yes. CVE-2026-42731 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-32177.
When was CVE-2026-42731 published?: CVE-2026-42731 was published on 2026-05-27 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/miniorange-otp-verification/vulnerability/wordpress-miniorange-otp-verification-plugin-5-4-9-privilege-escalation-vulnerability?_s_id=cve

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