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CVE-2026-88849

LOWCVSS 2.7/10EPSS 0.13%

Last modified

CVE-2026-88849 is a low-severity vulnerability rated 2.7/10 on the CVSS scale. The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.55 does not verify that a user targeted through its student-enrolment feature has any relationship to the requesting instructor, allowing users with the Instructor role to overwrite the first name, last name and public display name of any registered user on the site, including administrators, enabling impersonation and phishing.. EPSS estimates a 0.13% chance of exploitation in the next 30 days.

Description

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.55 does not verify that a user targeted through its student-enrolment feature has any relationship to the requesting instructor, allowing users with the Instructor role to overwrite the first name, last name and public display name of any registered user on the site, including administrators, enabling impersonation and phishing.

Metrics

CVSS 3.1
2.7/10

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

EPSS Probability
0.13%

2.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
UnknownMasterStudy LMS WordPress Plugin>= 3.7.13, < 3.7.55

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-88849?
The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.55 does not verify that a user targeted through its student-enrolment feature has any relationship to the requesting instructor, allowing users with the Instructor role to overwrite the first name, last name and public display name of any registered user on the site, including administrators, enabling impersonation and phishing.
How severe is CVE-2026-88849?
CVE-2026-88849 has a CVSS score of 2.7/10 (LOW severity). The EPSS model estimates a 0.13% probability of exploitation in the next 30 days.
How do I fix CVE-2026-88849?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST