How severe is CVE-2023-7303?

CVE-2023-7303 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2023-7303 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2023-7303?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-7303 have an EU (EUVD) identifier?

Yes. CVE-2023-7303 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-59763.

When was CVE-2023-7303 published?

CVE-2023-7303 was published on 2025-05-07 and last updated on 2026-06-17.

CVE-2023-7303

CVE-2023-7303 is a low-severity vulnerability with a CVSS 3.x base score of 3.5. 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-79.

Key facts

Severity: Low (CVSS 3.x base score 3.5)
CVSS v2: 4.0
CVSS v4: 5.1
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-59763
Weakness: CWE-79
Published: 2025-05-07
Last modified: 2026-06-17

Description

A vulnerability, which was classified as problematic, was found in q2apro q2apro-on-site-notifications up to 1.4.6. This affects the function process_request of the file q2apro-onsitenotifications-page.php. The manipulation leads to cross site scripting. It is possible to initiate the attack remotely. Upgrading to version 1.4.8 is able to address this issue. The patch is named 0ca85ca02f8aceb661e9b71fd229c45d388ea5b5. It is recommended to upgrade the affected component.

Frequently asked questions

What is CVE-2023-7303?: A vulnerability, which was classified as problematic, was found in q2apro q2apro-on-site-notifications up to 1.4.6. This affects the function process_request of the file q2apro-onsitenotifications-page.php. The manipulation leads to cross site scripting. It is possible to initiate the attack remotely. Upgrading to version 1.4.8 is able to address this issue. The patch is named 0ca85ca02f8aceb661e9b71fd229c45d388ea5b5. It is recommended to upgrade the affected component.
How severe is CVE-2023-7303?: CVE-2023-7303 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2023-7303 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2023-7303?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-7303 have an EU (EUVD) identifier?: Yes. CVE-2023-7303 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-59763.
When was CVE-2023-7303 published?: CVE-2023-7303 was published on 2025-05-07 and last updated on 2026-06-17.

References

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