How severe is CVE-2023-35910?

CVE-2023-35910 has a CVSS 3.x base score of 8.5, 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 none, and availability low.

Is CVE-2023-35910 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-35910?

CVE-2023-35910 affects Quasar-form Quasar Form. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-35910?

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-2023-35910 published?

CVE-2023-35910 was published on 2023-11-04 and last updated on 2026-06-17.

CVE-2023-35910

CVE-2023-35910 is a high-severity vulnerability in Quasar-form Quasar Form with a CVSS 3.x base score of 8.5. 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-89.

Key facts

Severity: High (CVSS 3.x base score 8.5)
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Quasar-form Quasar Form
Published: 2023-11-04
Last modified: 2026-06-17

Description

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Nucleus_genius Quasar form free – Contact Form Builder for WordPress allows SQL Injection.This issue affects Quasar form free – Contact Form Builder for WordPress: from n/a through 6.0.

Frequently asked questions

What is CVE-2023-35910?: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Nucleus_genius Quasar form free – Contact Form Builder for WordPress allows SQL Injection.This issue affects Quasar form free – Contact Form Builder for WordPress: from n/a through 6.0.
How severe is CVE-2023-35910?: CVE-2023-35910 has a CVSS 3.x base score of 8.5, 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 none, and availability low.
Is CVE-2023-35910 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-35910?: CVE-2023-35910 affects Quasar-form Quasar Form. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-35910?: 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-2023-35910 published?: CVE-2023-35910 was published on 2023-11-04 and last updated on 2026-06-17.

References

https://patchstack.com/database/vulnerability/quasar-form/wordpress-quasar-form-plugin-6-0-sql-injection-vulnerability?_s_id=cve

Affected products (1)

cpe:2.3:a:quasar-form:quasar_form:*:*:*:*:*:wordpress:*:*

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