CVE-2025-31675
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Drupal Drupal core allows Cross-Site Scripting (XSS).This issue affects Drupal core: from 8.0.0 before 10.3.14, from 10.4.0 before 10.4.5, from 11.0.0 before 11.0.13, from 11.1.0 before 11.1.5. It also affects the Drupal 7 module from versions 7.x-1.0 through 7.x-1.12.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · high confidenceThis is a stored Cross-Site Scripting (XSS) vulnerability in Drupal core where user-supplied input is not properly sanitized before being rendered in web pages. An authenticated attacker could inject malicious JavaScript that executes in the browsers of other users viewing the affected content.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data>= 8.0.0, < 10.3.14>= 10.4.0, < 10.4.5>= 11.0.0, < 11.0.13>= 11.1.0, < 11.1.5CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Privileges
- Low
- User interaction
- Required
- Scope
- Changed
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Check installed Drupal core versionRun `drush status` or inspect the `core/lib/Drupal.php` file for the VERSION constant, or check the `composer.json` file for the `drupal/core` version constraintAffected if The installed version is >= 8.0.0 and < 10.3.14, OR >= 10.4.0 and < 10.4.5, OR >= 11.0.0 and < 11.0.13, OR >= 11.1.0 and < 11.1.5
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Verify user authentication is enabledConfirm that the Drupal site has user registration or admin-created user accounts enabled. Check the People configuration page or inspect the user_role table in the databaseAffected if Authenticated user accounts can be created or exist on the site (this is enabled by default in Drupal installations)
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Identify user input submission pointsReview which content types, webforms, or comment forms accept user-supplied input. Check the node_type table and field_config tables for enabled text fieldsAffected if The site contains any content type, comment, or form that accepts and stores user input, which is typical in Drupal installations
If the Drupal core version falls within any of the affected ranges AND the site allows authenticated users to submit content, the environment is vulnerable to stored XSS via CVE-2025-31675.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
dbcve · scoped10.3.1410.4.511.0.13
Update Drupal core to version 10.3.14, 10.4.5, 11.0.13, or 11.1.5 (depending on the active branch), or update the Drupal 7 module to version 7.x-1.13 or later to remediate this vulnerability.
Upgrade to Drupal 10.3.14, 10.4.5, 11.0.13, or 11.1.5 (whichever is the next minor release for your current branch)
- 1. Identify your current Drupal core version by checking the core/lib/Drupal.php file or running `drush status`
- 2. Determine which upgrade path applies to your current version from: 8.0.0-10.3.x -> upgrade to 10.3.14+, 10.4.x -> upgrade to 10.4.5+, 11.0.x -> upgrade to 11.0.13+, or 11.1.x -> upgrade to 11.1.5+
- 3. Create a complete backup of your database and files before upgrading
- 4. Put your site in maintenance mode via Admin > Configuration > Development > Maintenance mode or `drush site-install`
- 5. Update Drupal core using your preferred method: Composer (`composer require drupal/core:^10.3.14 --update-with-dependencies`), Drush (`drush up drupal`), or manual file replacement
- 6. Run database updates: `drush updatedb` or visit /update.php
- 7. Clear all caches: `drush cr` or Admin > Configuration > Development > Performance > Clear all caches
- 8. Verify the upgrade was successful and test critical functionality
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation2.0 h
- Implementation3.0 h
- Testing2.0 h
- Review / QA1.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $2,272.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2025-31675 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2025-31675 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
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