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Cross-site Scripting (XSS)Weakness · CWE-79

CVE-2026-34897

MEDIUM · 6.5 CVSS v3.1 Published 2026-04-06
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
69/100
Remediation priority · Elevated
Remotely reachable

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 · unedited
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in David Lingren Media LIbrary Assistant allows Stored XSS.This issue affects Media LIbrary Assistant: from n/a through 3.34.

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 · moderate confidence

A stored cross-site scripting (XSS) vulnerability exists in Media Library Assistant versions up to 3.34. The vulnerability stems from improper neutralization of user-supplied input during web page generation, allowing malicious scripts to be persisted and executed when other users view the affected content.

MitigationUpdate to the latest version of Media Library Assistant when available, or implement proper input sanitization and output encoding for all user-supplied data before rendering in web pages.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

CVSS 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
Low

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

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 checks

Work through these to decide whether this CVE applies to you.

  1. Verify Media Library Assistant plugin installation and version
    Access the WordPress admin dashboard, navigate to Plugins > Installed Plugins, and locate Media Library Assistant. Note the installed version number displayed.
    Affected if The installed version is 3.34 or lower (versions up to and including 3.34 are affected)
  2. Confirm the plugin is active
    In the WordPress Plugins admin page, verify that Media Library Assistant shows as Active rather than Inactive or Network Deactivated.
    Affected if The plugin is active and the version is 3.34 or lower
  3. Identify if the MLA media edit screens are accessible
    Navigate to Media > Library Assistant (or similar MLA admin menu item) and attempt to access the media edit interface where custom fields and metadata can be modified.
    Affected if Access to MLA media edit functions exists and the version is 3.34 or lower, as this is where user-supplied input could be stored as malicious scripts
  4. Inspect media item custom fields for potential XSS payloads
    Edit individual media items through MLA and examine custom fields, caption fields, alt text fields, or any user-editable metadata fields for suspicious script tags, event handlers, or encoded payloads.
    Affected if Any media items contain unsanitized script tags or HTML in editable metadata fields, indicating exploitation has occurred
  5. Review recent user activity in media metadata
    Check WordPress media library revision history or database records for recent changes to media metadata that contain JavaScript code or HTML tags.
    Affected if Recent edits to media metadata contain JavaScript event handlers or script elements that were not properly sanitized before storage

The environment is affected if Media Library Assistant version 3.34 or lower is installed and active, as stored XSS can be triggered by inserting malicious scripts into media metadata fields that are then rendered without proper encoding.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

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 · scoped
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Update to the latest version of Media Library Assistant when available, or implement proper input sanitization and output encoding for all user-supplied data before rendering in web pages.

Recommended fix Moderate confidence

Media Library Assistant version > 3.34 (latest stable release)

  1. 1. Backup your WordPress site and database before making any changes
  2. 2. Navigate to Plugins > Installed Plugins in the WordPress admin dashboard
  3. 3. Locate 'Media Library Assistant' in the plugin list
  4. 4. If an update is available, click 'Update Now' to install the latest version
  5. 5. Alternatively, download the latest version from the WordPress Plugin Repository or the plugin vendor's website
  6. 6. After updating, verify the plugin is functioning correctly and test the Media Library functionality
  7. 7. Confirm the version number reflects an update beyond 3.34
Caveat Review the plugin's changelog for any breaking changes between your current version and the new version before upgrading

Generated from the published advisory — verify against the referenced sources before acting.

Have this fixed Scoped from the published advisory
  • Consultation2.0 h
  • Implementation3.0 h
  • Testing2.0 h
  • Review / QA1.0 h
8.0 hours of engineering $1,420
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2026-34897 in production — separate from our analysis above.

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
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  • Version or environment caveats, and links to real fixes
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