CVE-2024-45458

WordPress Spiffy Calendar plugin <= 4.9.13 - Reflected Cross Site Scripting (XSS) vulnerability

7.1 High

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Spiffy Plugins Spiffy Calendar spiffy-calendar allows Reflected XSS.This issue affects Spiffy Calendar: from n/a through <= 4.9.13.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: Low

Exploit likelihood

0.31%Up 0.3 points since Sep 16, 2024

What each source reports

CVE List Score used 7.1

WordPress Spiffy Calendar plugin <= 4.9.13 - Reflected Cross Site Scripting (XSS) vulnerability

Record: CVE-2024-45458
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2024-41488 7.1

Record: EUVD-2024-41488
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-f5ww-mg69-335r 7.1

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')...

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Spiffy Plugins Spiffy Calendar allows Reflected XSS.This issue affects Spiffy Calendar: from n/a through 4.9.13.

Record: GHSA-f5ww-mg69-335r
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

NVD 7.1

Record: CVE-2024-45458
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-45458 is a high vulnerability (CVSS 7.1) in Spiffy Plugins Calendar, published September 15, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.31%, the 23rd percentile. No source names a fixed version.