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Vulnerabilities

Vulnerability · CVE-2023-26001

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Marchetti Design Next Event Calendar allows Stored XSS.

Published Jun 6, 2025 · catalog updated Apr 28, 2026 · Marchetti Design Next Event Calendar

Check this week

CVE-2023-26001 is not in CISA KEV. FIRST estimates a 26.00% chance of exploitation in the next 30 days. Check whether you run Marchetti Design Next Event Calendar.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.9
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
26.00%
Remediation
Advisory link
Affected products
vendor Marchetti Design Next Event Calendar n/a ≤1.2

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Marchetti Design Next Event Calendar allows Stored XSS. This issue affects Next Event Calendar: from n/a through 1.2.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Marchetti Design Next Event Calendar n/a ≤1.2n/a ≤1.2

How to fix CVE-2023-26001

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2023-26001 is not in CISA KEV. FIRST estimates a 26.00% chance of exploitation in the next 30 days. Check whether you run Marchetti Design Next Event Calendar.

Which versions are affected?

Compare what you have installed with Marchetti Design Next Event Calendar n/a ≤1.2 n/a ≤1.2. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 26.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 6, 2025 · EUVD

    Detected

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Marchetti Design Next Event Calendar allows Stored XSS. This issue affects Next Event Calendar: from n/a through 1.2.

  2. Apr 28, 2026 · EUVD

    Updated

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Marchetti Design Next Event Calendar allows Stored XSS. This issue affects Next Event Calendar: from n/a through 1.2.

Sources

  • CVE.orgVulnerability recordCVE-2023-26001

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2023-29888

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Marchetti Design Next Event Calendar allows Stored XSS. This issue affects Next Event Calendar: from n/a through 1.2.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.