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Vulnerabilities

Vulnerability · CVE-2025-3901

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Drupal Bootstrap Site Alert allows Cross-Site Scripting (XSS).This issue affec

Published Apr 23, 2025 · catalog updated Apr 23, 2025 · Drupal Bootstrap Site Alert

Check if you run it

No confirmed exploitation is on record for CVE-2025-3901. EPSS is 0.24%. Act only if a listed version of Drupal Bootstrap Site Alert is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.24%
Remediation
Version ranges on file
Affected products
vendor Drupal Bootstrap Site Alert 3.0.0 <3.0.4

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Drupal Bootstrap Site Alert allows Cross-Site Scripting (XSS).This issue affects Bootstrap Site Alert: from 0.0.0 before 1.13.0, from 3.0.0 before 3.0.4.

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 Drupal Bootstrap Site Alert 3.0.0 <3.0.43.0.0 <3.0.4

How to fix CVE-2025-3901

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-2025-3901. EPSS is 0.24%. Act only if a listed version of Drupal Bootstrap Site Alert is installed.

Which versions are affected?

Compare what you have installed with Drupal Bootstrap Site Alert 3.0.0 <3.0.4 3.0.0 <3.0.4. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.24%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Drupal security

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 23, 2025 · EUVD

    Detected

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Drupal Bootstrap Site Alert allows Cross-Site Scripting (XSS).This issue affects Bootstrap Site Alert: from 0.0.0 before 1.13.0, from 3.0.0 before 3.0.4.

  2. Apr 23, 2025 · EUVD

    Updated

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Drupal Bootstrap Site Alert allows Cross-Site Scripting (XSS).This issue affects Bootstrap Site Alert: from 0.0.0 before 1.13.0, from 3.0.0 before 3.0.4.

Sources

  • CVE.orgVulnerability recordCVE-2025-3901

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-3901

    30-day exploitation probability 0.2%

    first.org
  • EUVDVulnerability recordEUVD-2025-12165

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Drupal Bootstrap Site Alert allows Cross-Site Scripting (XSS).This issue affects Bootstrap Site Alert: from 0.0.0 before 1.13.0, from 3.0.0 before 3.0.4.

    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.