How severe is CVE-2023-0820?

CVE-2023-0820 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-0820 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-0820?

CVE-2023-0820 affects Bestwebsoft User Role. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-0820?

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.

When was CVE-2023-0820 published?

CVE-2023-0820 was published on 2023-04-03 and last updated on 2026-06-17.

CVE-2023-0820

CVE-2023-0820 is a high-severity vulnerability in Bestwebsoft User Role 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-352.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Bestwebsoft User Role
Published: 2023-04-03
Last modified: 2026-06-17

Description

The User Role by BestWebSoft WordPress plugin before 1.6.7 does not protect against CSRF in requests to update role capabilities, leading to arbitrary privilege escalation of any role.

Frequently asked questions

What is CVE-2023-0820?: The User Role by BestWebSoft WordPress plugin before 1.6.7 does not protect against CSRF in requests to update role capabilities, leading to arbitrary privilege escalation of any role.
How severe is CVE-2023-0820?: CVE-2023-0820 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-0820 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-0820?: CVE-2023-0820 affects Bestwebsoft User Role. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-0820?: 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.
When was CVE-2023-0820 published?: CVE-2023-0820 was published on 2023-04-03 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/b93d9f9d-0fd9-49b8-b465-d32b95351912

Affected products (1)

cpe:2.3:a:bestwebsoft:user_role:*:*:*:*:*:wordpress:*:*

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