CVE-2026-0844
CVE-2026-0844 is a high-severity vulnerability with a CVSS 3.x base score of 8.8. 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-284.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- EPSS exploit prediction: 0% (21st percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-4925
- Weakness: CWE-284
- Published:
- Last modified:
Description
The Simple User Registration plugin for WordPress is vulnerable to privilege escalation in versions up to, and including, 6.7 due to insufficient restriction on the 'profile_save_field' function. This makes it possible for authenticated attackers, with minimal permissions such as a subscriber, to modify their user role by supplying the 'wp_capabilities' parameter during a profile update.
Frequently asked questions
- What is CVE-2026-0844?
- The Simple User Registration plugin for WordPress is vulnerable to privilege escalation in versions up to, and including, 6.7 due to insufficient restriction on the 'profile_save_field' function. This makes it possible for authenticated attackers, with minimal permissions such as a subscriber, to modify their user role by supplying the 'wp_capabilities' parameter during a profile update.
- How severe is CVE-2026-0844?
- CVE-2026-0844 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2026-0844 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-0844?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2026-0844 have an EU (EUVD) identifier?
- Yes. CVE-2026-0844 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-4925.
- When was CVE-2026-0844 published?
- CVE-2026-0844 was published on 2026-01-28 and last updated on 2026-06-17.
References
- https://plugins.trac.wordpress.org/browser/wp-registration/tags/6.7/inc/classes/class.profile.php#L401
- https://plugins.trac.wordpress.org/browser/wp-registration/tags/6.7/inc/classes/class.user.php#L305
- https://plugins.trac.wordpress.org/browser/wp-registration/tags/6.8/inc/classes/class.profile.php#L401
- https://www.wordfence.com/threat-intel/vulnerabilities/id/bb0e77e1-7e9f-4f7e-8953-c86ab0e5ae7a?source=cve
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