How severe is CVE-2023-51305?

CVE-2023-51305 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-51305 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2023-51305?

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

Does CVE-2023-51305 have an EU (EUVD) identifier?

Yes. CVE-2023-51305 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56026.

When was CVE-2023-51305 published?

CVE-2023-51305 was published on 2025-02-19 and last updated on 2026-06-17.

CVE-2023-51305

CVE-2023-51305 is a medium-severity vulnerability with a CVSS 3.x base score of 5.4. 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: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-56026
Weakness: CWE-79
Published: 2025-02-19
Last modified: 2026-06-17

Description

PHPJabbers Car Park Booking System v3.0 is vulnerable to Multiple Stored Cross-Site Scripting (XSS) in the "name, plugin_sms_api_key, plugin_sms_country_code, title, plugin_sms_api_key" parameters.

Frequently asked questions

What is CVE-2023-51305?: PHPJabbers Car Park Booking System v3.0 is vulnerable to Multiple Stored Cross-Site Scripting (XSS) in the "name, plugin_sms_api_key, plugin_sms_country_code, title, plugin_sms_api_key" parameters.
How severe is CVE-2023-51305?: CVE-2023-51305 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-51305 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2023-51305?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-51305 have an EU (EUVD) identifier?: Yes. CVE-2023-51305 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56026.
When was CVE-2023-51305 published?: CVE-2023-51305 was published on 2025-02-19 and last updated on 2026-06-17.

References

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

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CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
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CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

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