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Vulnerabilities

Vulnerability · CVE-2025-32521

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in CoolHappy Cool Flipbox – Shortcode & Gutenberg Block flip-boxes allows Reflect

Published Apr 17, 2025 · catalog updated Apr 28, 2026 · CoolHappy Cool Flipbox – Shortcode & Gutenberg Block

Check if you run it

No confirmed exploitation is on record for CVE-2025-32521. EPSS is 0.29%. Act only if a listed version of CoolHappy Cool Flipbox – Shortcode & Gutenberg Block is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.29%
Remediation
Advisory link
Affected products
vendor CoolHappy Cool Flipbox – Shortcode & Gutenberg Block 0 ≤1.8.3

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in CoolHappy Cool Flipbox – Shortcode & Gutenberg Block flip-boxes allows Reflected XSS.This issue affects Cool Flipbox – Shortcode & Gutenberg Block: from n/a through <= 1.8.3.

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 CoolHappy Cool Flipbox – Shortcode & Gutenberg Block 0 ≤1.8.30 ≤1.8.3

How to fix CVE-2025-32521

What to do

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

Should you patch?

No confirmed exploitation is on record for CVE-2025-32521. EPSS is 0.29%. Act only if a listed version of CoolHappy Cool Flipbox – Shortcode & Gutenberg Block is installed.

Which versions are affected?

Compare what you have installed with CoolHappy Cool Flipbox – Shortcode & Gutenberg Block 0 ≤1.8.3 0 ≤1.8.3. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.29%. 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. Apr 17, 2025 · EUVD

    Detected

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in CoolHappy Cool Flipbox – Shortcode & Gutenberg Block flip-boxes allows Reflected XSS.This issue affects Cool Flipbox – Shortcode & Gutenberg Block: from n/a through <= 1.8.3.

  2. Apr 28, 2026 · EUVD

    Updated

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in CoolHappy Cool Flipbox – Shortcode & Gutenberg Block flip-boxes allows Reflected XSS.This issue affects Cool Flipbox – Shortcode & Gutenberg Block: from n/a through <= 1.8.3.

Sources

  • CVE.orgVulnerability recordCVE-2025-32521

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-32521

    30-day exploitation probability 0.3%

    first.org
  • EUVDVulnerability recordEUVD-2025-11661

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in CoolHappy Cool Flipbox – Shortcode & Gutenberg Block flip-boxes allows Reflected XSS.This issue affects Cool Flipbox – Shortcode & Gutenberg Block: from n/a through <= 1.8.3.

    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.