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CVE-2026-118090high8.8

WordPress MasterStudy LMS plugin <= 3.7.55 - PHP Object Injection vulnerability

Impact

Subscriber PHP Object Injection in MasterStudy LMS <= 3.7.55 versions.

Source excerpt · Patchstack

What to do

Update to 3.7.56 or a higher version.

Patchstack guidance

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.

Stylemix · Patchstack

MasterStudy LMS

1 range
Patchstack version evidence

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

affected

n/a → through 3.7.55

custom versions

From 3.7.56: unaffected

unaffected

unknown

Other versions: unaffected

Original source description

Subscriber PHP Object Injection in MasterStudy LMS <= 3.7.55 versions.

Inside the record

Evidence available

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

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

Original records

CVE-2026-118090

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-502 ↗

CWE-502 Deserialization of Untrusted Data

Patchstack

Related →
Contributing organizations · 2
Patchstack

Assigning organization

2026-10-30
CISA-ADP

Additional data publisher

2026-10-30

What changed

Follow changes
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Large field values are marked as truncated previews. Original source snapshots remain retained.

References

1 sources
patchstack.com/database/wordpress/plugin/masterstudy-lms-learning-management-system/vulnerability/wordpress-masterstudy-lms-plugin-3-7-55-php-object-injection-vulnerability
vdb-entryPatchstack