WordPress Next Event Calendar <= 1.2 - Cross Site Scripting (XSS) Vulnerability

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Summary

CVECVE-2023-26001
StatePUBLISHED
AssignerPatchstack
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-06-06 13:15:23 UTC
Updated2026-04-28 19:19:55 UTC
DescriptionImproper 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.

Risk And Classification

Primary CVSS: v3.1 5.9 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L

EPSS: 0.001700000 probability, percentile 0.378520000 (date 2026-04-28)

Problem Types: CWE-79 | CWE-79 CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary5.9MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
3.1CNACVSS5.9MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
Low

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Marchetti Design Next Event Calendar affected n/a 1.2 custom Not specified

References

ReferenceSourceLinkTags
patchstack.com/database/wordpress/plugin/next-event-calendar/vulnerability/w... [email protected] patchstack.com
https://patchstack.com/database/wordpress/plugin/next-event-calendar/vulnerability/wordpress-next-event-calendar-1-2-cross-site-scripting-xss-vulnerability?_s_id=cve MITRE patchstack.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Nguyen Ngoc Quang Bach (maysbachs) (Patchstack Alliance) (en)

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