How severe is CVE-2023-0234?

CVE-2023-0234 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-2023-0234 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 18% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-0234?

CVE-2023-0234 affects Siteground Siteground Security. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-0234?

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-2023-0234 published?

CVE-2023-0234 was published on 2023-02-06 and last updated on 2026-06-17.

CVE-2023-0234

CVE-2023-0234 is a high-severity vulnerability in Siteground Siteground Security with a CVSS 3.x base score of 8.8. Its EPSS exploit-prediction score of 18% places it in the 97th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 18% (97th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Siteground Siteground Security
Published: 2023-02-06
Last modified: 2026-06-17

Description

The SiteGround Security WordPress plugin before 1.3.1 does not properly sanitize user input before using it in an SQL query, leading to an authenticated SQL injection issue.

Frequently asked questions

What is CVE-2023-0234?: The SiteGround Security WordPress plugin before 1.3.1 does not properly sanitize user input before using it in an SQL query, leading to an authenticated SQL injection issue.
How severe is CVE-2023-0234?: CVE-2023-0234 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-2023-0234 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 18% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-0234?: CVE-2023-0234 affects Siteground Siteground Security. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-0234?: 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-2023-0234 published?: CVE-2023-0234 was published on 2023-02-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:siteground:siteground_security:*:*:*:*:*:wordpress:*:*

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