CVE-2025-23891

WordPress Yet Another Countdown Plugin plugin <= 1.0.1 - Cross Site Scripting (XSS) vulnerability

6.5 Medium

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Vincent Loy Yet Another Countdown yacp allows DOM-Based XSS.This issue affects Yet Another Countdown: from n/a through <= 1.0.1.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: Low

Exploit likelihood

0.38%Up 0.3 points since Jan 17, 2025

What each source reports

CVE List Score used 6.5

WordPress Yet Another Countdown Plugin plugin <= 1.0.1 - Cross Site Scripting (XSS) vulnerability

Record: CVE-2025-23891
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2025-3509 6.5

Record: EUVD-2025-3509
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-9xh9-h96r-f8m8 6.5

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

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Vincent Loy Yet Another Countdown allows DOM-Based XSS.This issue affects Yet Another Countdown: from n/a through 1.0.1.

Record: GHSA-9xh9-h96r-f8m8
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

NVD 6.5

Record: CVE-2025-23891
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

Affected products

vincent loy yet another countdown

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-2025-23891 is a medium vulnerability (CVSS 6.5) in Vincent Loy Yet Another Countdown, published January 16, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.38%, the 32nd percentile. No source names a fixed version.