How severe is CVE-2023-4250?

CVE-2023-4250 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-4250 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-4250?

CVE-2023-4250 affects Metagauss Eventprime. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-4250?

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

When was CVE-2023-4250 published?

CVE-2023-4250 was published on 2023-10-31 and last updated on 2026-06-17.

CVE-2023-4250

CVE-2023-4250 is a medium-severity vulnerability in Metagauss Eventprime with a CVSS 3.x base score of 6.1. 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 6.1)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Metagauss Eventprime
Published: 2023-10-31
Last modified: 2026-06-17

Description

The EventPrime WordPress plugin before 3.2.0 does not sanitise and escape some parameters before outputting them back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin.

Frequently asked questions

What is CVE-2023-4250?: The EventPrime WordPress plugin before 3.2.0 does not sanitise and escape some parameters before outputting them back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin.
How severe is CVE-2023-4250?: CVE-2023-4250 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-4250 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-4250?: CVE-2023-4250 affects Metagauss Eventprime. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-4250?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-4250 published?: CVE-2023-4250 was published on 2023-10-31 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/9c271619-f478-45c3-91d9-be0f55ee06a2

Affected products (1)

cpe:2.3:a:metagauss:eventprime:*:*:*:*:*:wordpress:*:*

More vulnerabilities in Metagauss Eventprime

CVE-2024-31275 — High (CVSS 8.2): Missing Authorization vulnerability in Metagauss EventPrime.This issue affects EventPrime: from n/a through 3.3.4.
CVE-2024-24832 — High (CVSS 8.2): Missing Authorization vulnerability in Metagauss EventPrime.This issue affects EventPrime: from n/a through 3.3.9.
CVE-2024-12024 — High (CVSS 7.2): The EventPrime – Events Calendar, Bookings and Tickets plugin for WordPress is vulnerable to Stored Cross-Site…
CVE-2023-45637 — High (CVSS 7.1): Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in EventPrime EventPrime – Events Calendar, Bookings and…
CVE-2023-35884 — High (CVSS 7.1): Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in EventPrime plugin <= 3.0.5 versions.
CVE-2023-33326 — High (CVSS 7.1): Unauth. Reflected (XSS) Cross-Site Scripting (XSS) vulnerability in EventPrime plugin <= 2.8.6 versions.

All CVEs affecting Metagauss Eventprime →

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

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
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…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →