How severe is CVE-2026-57646?

CVE-2026-57646 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2026-57646 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-57646?

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

When was CVE-2026-57646 published?

CVE-2026-57646 was published on 2026-06-26.

CVE-2026-57646

CVE-2026-57646 is a medium-severity vulnerability with a CVSS 3.x base score of 5.4. 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-639.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-639
Published: 2026-06-26
Last modified: 2026-06-26

Description

Subscriber Insecure Direct Object References (IDOR) in Majestic Support <= 1.1.7 versions.

Frequently asked questions

What is CVE-2026-57646?: Subscriber Insecure Direct Object References (IDOR) in Majestic Support <= 1.1.7 versions.
How severe is CVE-2026-57646?: CVE-2026-57646 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2026-57646 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-57646?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-57646 published?: CVE-2026-57646 was published on 2026-06-26.

References

https://patchstack.com/database/wordpress/plugin/majestic-support/vulnerability/wordpress-majestic-support-plugin-1-1-7-insecure-direct-object-references-idor-vulnerability?_s_id=cve

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