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Vulnerabilities

Vulnerability · CVE-2025-53454

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Rustaurius Ultimate WP Mail ultimate-wp-mail allows Stored XSS.This issue affe

Published Sep 22, 2025 · catalog updated Apr 28, 2026 · Ultimate WP Mail

Last checked Oct 26, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-53454. EPSS is 0.28%. Act only if a listed version of Ultimate WP Mail is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium6.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.28%
Remediation
Advisory link
Affected products
vendor rustaurius Ultimate WP Mail 0 ≤1.3.8

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Rustaurius Ultimate WP Mail ultimate-wp-mail allows Stored XSS.This issue affects Ultimate WP Mail: from n/a through <= 1.3.8.

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 rustaurius Ultimate WP Mail 0 ≤1.3.80 ≤1.3.8

How to fix CVE-2025-53454

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-2025-53454. EPSS is 0.28%. Act only if a listed version of Ultimate WP Mail is installed.

Which versions are affected?

Compare what you have installed with rustaurius Ultimate WP Mail 0 ≤1.3.8 0 ≤1.3.8. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.28%. 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. Sep 22, 2025 · EUVD

    Detected

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Rustaurius Ultimate WP Mail ultimate-wp-mail allows Stored XSS.This issue affects Ultimate WP Mail: from n/a through <= 1.3.8.

  2. Apr 28, 2026 · EUVD

    Updated

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Rustaurius Ultimate WP Mail ultimate-wp-mail allows Stored XSS.This issue affects Ultimate WP Mail: from n/a through <= 1.3.8.

Sources

  • CVE.orgVulnerability recordCVE-2025-53454

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-53454

    30-day exploitation probability 0.28%

    first.org
  • EUVDVulnerability recordEUVD-2025-30772

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Rustaurius Ultimate WP Mail ultimate-wp-mail allows Stored XSS.This issue affects Ultimate WP Mail: from n/a through <= 1.3.8.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 26, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgOct 23, 2026
  • FIRST EPSSOct 23, 2026
  • EUVDOct 22, 2026