CVE-2023-0889

CVE-2023-0889 is a medium-severity vulnerability in Metagauss Themeflection Numbers 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.

Key facts

Description

Themeflection Numbers WordPress plugin before 2.0.1 does not have authorisation and CSRF check in an AJAX action, and does not ensure that the options to be updated belong to the plugin. As a result, it could allow any authenticated users, such as subscriber, to update arbitrary blog options, such as enabling registration and set the default role to administrator

Frequently asked questions

What is CVE-2023-0889?
Themeflection Numbers WordPress plugin before 2.0.1 does not have authorisation and CSRF check in an AJAX action, and does not ensure that the options to be updated belong to the plugin. As a result, it could allow any authenticated users, such as subscriber, to update arbitrary blog options, such as enabling registration and set the default role to administrator
How severe is CVE-2023-0889?
CVE-2023-0889 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 none, integrity high, and availability none.
Is CVE-2023-0889 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-0889?
CVE-2023-0889 affects Metagauss Themeflection Numbers. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-0889?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-0889 published?
CVE-2023-0889 was published on 2023-04-17 and last updated on 2026-06-17.

References

Affected products (1)