How severe is CVE-2023-51403?

CVE-2023-51403 has a CVSS 3.x base score of 6.5, 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 low.

Is CVE-2023-51403 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-51403?

CVE-2023-51403 affects Nicdark Restaurant Reservations. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-51403?

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

Does CVE-2023-51403 have an EU (EUVD) identifier?

Yes. CVE-2023-51403 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56124.

When was CVE-2023-51403 published?

CVE-2023-51403 was published on 2024-02-12 and last updated on 2026-06-17.

CVE-2023-51403

CVE-2023-51403 is a medium-severity vulnerability in Nicdark Restaurant Reservations with a CVSS 3.x base score of 6.5. 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: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-56124
Weakness: CWE-79
Affected product: Nicdark Restaurant Reservations
Published: 2024-02-12
Last modified: 2026-06-17

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Nicdark Restaurant Reservations allows Stored XSS.This issue affects Restaurant Reservations: from n/a through 1.8.

Frequently asked questions

What is CVE-2023-51403?: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Nicdark Restaurant Reservations allows Stored XSS.This issue affects Restaurant Reservations: from n/a through 1.8.
How severe is CVE-2023-51403?: CVE-2023-51403 has a CVSS 3.x base score of 6.5, 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 low.
Is CVE-2023-51403 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-51403?: CVE-2023-51403 affects Nicdark Restaurant Reservations. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-51403?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-51403 have an EU (EUVD) identifier?: Yes. CVE-2023-51403 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56124.
When was CVE-2023-51403 published?: CVE-2023-51403 was published on 2024-02-12 and last updated on 2026-06-17.

References

https://patchstack.com/database/vulnerability/nd-restaurant-reservations/wordpress-restaurant-reservations-plugin-1-8-cross-site-scripting-xss-vulnerability?_s_id=cve

Affected products (1)

cpe:2.3:a:nicdark:restaurant_reservations:*:*:*:*:*:wordpress:*:*

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