CVE-2026-106166

MEDIUMCVSS 5.3/10EPSS 0.16%

Last modified

CVE-2026-106166 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. The NEX-Forms WordPress plugin before 9.3.1 does not perform any authorization, ownership or request-validation checks before updating stored form entries, allowing unauthenticated attackers to overwrite, permanently erase, reassign or append to any previously submitted form entry by referencing its sequential identifier.. EPSS estimates a 0.16% chance of exploitation in the next 30 days.

Description

The NEX-Forms WordPress plugin before 9.3.1 does not perform any authorization, ownership or request-validation checks before updating stored form entries, allowing unauthenticated attackers to overwrite, permanently erase, reassign or append to any previously submitted form entry by referencing its sequential identifier.

Metrics

EPSS Probability
0.16%

4.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

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

VendorProductVersions
UnknownNEX-Forms>= 9.2.1, < 9.3.1

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-106166?
The NEX-Forms WordPress plugin before 9.3.1 does not perform any authorization, ownership or request-validation checks before updating stored form entries, allowing unauthenticated attackers to overwrite, permanently erase, reassign or append to any previously submitted form entry by referencing its sequential identifier.
How severe is CVE-2026-106166?
CVE-2026-106166 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.16% probability of exploitation in the next 30 days.
How do I fix CVE-2026-106166?
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.

How Strix Helps

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Source: NVD / NIST