CVE-2023-2406

Event Registration Calendar By vcita <= 1.3.1 & Online Payments – Get Paid with PayPal, Square & Stripe <= 3.9.1 - Authenticated (Contributor+) Stored Cross-Site Scripting

MEDIUM
5.4
CVSS Score
Published: June 3, 2023 at 04:35 AM UTC
Updated: June 17, 2026 at 05:52 AM UTC
2 products affected across 1 vendorEvent Registration Calendar By vcitaOnline Payments – Get Paid with PayPal, Square & Stripe

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

Description

The Event Registration Calendar By vcita plugin, versions up to and including 3.9.1, and Online Payments – Get Paid with PayPal, Square & Stripe plugin, for WordPress are vulnerable to Stored Cross-Site Scripting via the 'email' parameter in versions up to, and including, 1.3.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers with the edit_posts capability, such as contributors and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 1.3.1v ≤ 3.9.1

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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