How severe is CVE-2026-27346?

CVE-2026-27346 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2026-27346 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-27346?

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

Does CVE-2026-27346 have an EU (EUVD) identifier?

Yes. CVE-2026-27346 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31757.

When was CVE-2026-27346 published?

CVE-2026-27346 was published on 2026-05-25 and last updated on 2026-06-17.

CVE-2026-27346

CVE-2026-27346 is a medium-severity vulnerability with a CVSS 3.x base score of 4.9. 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 4.9)
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-31757
Weakness: CWE-862
Published: 2026-05-25
Last modified: 2026-06-17

Description

Missing Authorization vulnerability in Kings Plugins B2BKing allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects B2BKing: from n/a before 5.2.10.

Frequently asked questions

What is CVE-2026-27346?: Missing Authorization vulnerability in Kings Plugins B2BKing allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects B2BKing: from n/a before 5.2.10.
How severe is CVE-2026-27346?: CVE-2026-27346 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2026-27346 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-27346?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-27346 have an EU (EUVD) identifier?: Yes. CVE-2026-27346 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31757.
When was CVE-2026-27346 published?: CVE-2026-27346 was published on 2026-05-25 and last updated on 2026-06-17.

References

https://patchstack.com/database/wordpress/plugin/b2bking-wholesale-for-woocommerce/vulnerability/wordpress-b2bking-plugin-5-2-10-broken-access-control-vulnerability?_s_id=cve

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