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VulnerabilityPublished

CVE-2025-10931: Drupal Umami Analytics · Cross-site Scripting

Affects Drupal Umami AnalyticsSource CVE Database V5

0

Not known to be exploited · CVSS 3.8 Low.

Data as of 26 Oct 2026, 17:16 UTC

CVSS 3.1 base score
3.8Low
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 9% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 29 Oct 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Drupal Umami AnalyticsAffected
  • =0.0.0
Fixed in–

AI-suggested

  1. Upgrade Umami Analytics to version 1.0.1 or later as soon as possible to apply the official fix.
  2. Implement strict input validation and output encoding on all user-supplied data within the analytics platform to prevent injection of malicious scripts.
  3. Restrict administrative access to Umami Analytics to trusted personnel only, using strong authentication mechanisms such as multi-factor authentication (MFA).
  4. Monitor logs and user activity for unusual behavior indicative of attempted exploitation, especially from privileged accounts.
  5. Employ Content Security Policy (CSP) headers to limit the execution of unauthorized scripts in browsers accessing the analytics platform.
  6. Conduct regular security assessments and penetration testing focused on web application vulnerabilities, including XSS.
  7. Educate administrators and users about the risks of XSS and safe browsing practices to reduce the impact of potential attacks.
  8. Isolate analytics infrastructure from critical production systems to limit lateral movement in case of compromise.

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Drupal Umami Analytics allows Cross-Site Scripting (XSS).This issue affects Umami Analytics: from 0.0.0 before 1.0.1.

References

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