CVE-2026-5149

CVE-2026-5149 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-863.

Key facts

Description

The RTMKit plugin for WordPress is vulnerable to Incorrect Authorization in all versions up to, and including, 2.0.7 This is due to the get_submission_content AJAX endpoint lacking a capability check to verify that a user has permission to access the requested form submission data. This makes it possible for authenticated attackers, with Contributor-level access and above, to view arbitrary form submissions from other users by iterating the entries_id parameter.

Frequently asked questions

What is CVE-2026-5149?
The RTMKit plugin for WordPress is vulnerable to Incorrect Authorization in all versions up to, and including, 2.0.7 This is due to the get_submission_content AJAX endpoint lacking a capability check to verify that a user has permission to access the requested form submission data. This makes it possible for authenticated attackers, with Contributor-level access and above, to view arbitrary form submissions from other users by iterating the entries_id parameter.
How severe is CVE-2026-5149?
CVE-2026-5149 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-5149 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-5149?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-5149 have an EU (EUVD) identifier?
Yes. CVE-2026-5149 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37038.
When was CVE-2026-5149 published?
CVE-2026-5149 was published on 2026-06-16 and last updated on 2026-06-17.

References

Other CWE-863 (Incorrect Authorization) vulnerabilities

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