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CVE-2026-92086medium5.3

MW WP Form <= 5.1.7 - Unauthenticated Sensitive Information Exposure in 'post_id' Parameter

Impact

The MW WP Form WordPress plugin, versions up to 5.1.7, has a sensitive information exposure vulnerability via the 'post_id' parameter, allowing unauthenticated attackers to extract user data if the querystring setting is enabled. The weakness is classified as CWE-200 Exposure of Sensitive Information to an Unauthorized Actor. Exploitation requires specific plugin settings.

Summarized by @cf/meta/llama-3.3-70b-instruct-fp8-fast. Verify details against the original sources.
Applies when

Exploitation requires the targeted form to have the querystring setting enabled, but this is a standard documented feature of the plugin.

Affected packages

This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.

Affected products

Vendor version evidence. Product records are separate from automatic dependency matching.

websoudan · Wordfence

MW WP Form

1 range
Wordfence version evidence

Compare with this publisher’s ranges. This does not inspect your installation.

affected

0 → through 5.1.7

semver versions

unaffected

unknown

Other versions: unaffected

Original source description

The MW WP Form plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 5.1.7 via the 'post_id' parameter. This makes it possible for unauthenticated attackers to extract personally identifiable information from other users' form inquiry records, including submitted names, email addresses, and free-text message bodies, by enumerating sequential post IDs. Exploitation requires the targeted form to have the querystring setting enabled, but this is a standard documented feature of the plugin.

Inside the record

Evidence available

Package identity · not supplied
Version evidence
Remediation guidance · not supplied
Weakness classification
Additional publishers

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-92086

View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.

cve.new JSON →

Underlying weaknesses

The source’s classification of what caused the vulnerability.

CWE-200 ↗

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

Wordfence

Related →
Contributing organizations · 2
Wordfence

Assigning organization

2026-10-29
CISA-ADP

Additional data publisher

2026-10-29

What changed

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References

5 sources
www.wordfence.com/threat-intel/vulnerabilities/id/7e412f8a-f872-47cf-bbce-554b3559ef8a
Security advisoryWordfence
plugins.trac.wordpress.org/browser/mw-wp-form/tags/5.1.6/classes/models/class.parser.php
Source referenceWordfence
plugins.trac.wordpress.org/browser/mw-wp-form/tags/5.1.6/classes/models/class.parser.php
Source referenceWordfence
plugins.trac.wordpress.org/browser/mw-wp-form/tags/5.1.6/classes/models/class.parser.php
Source referenceWordfence
github.com/web-soudan/mw-wp-form/compare/5.1.6...5.1.8
Source referenceWordfence