CVE-2023-3134

Forminator vulnerability

CVSS

6.1

EPSS

4.1%

EPSS pct

90th

Exploited

No known

The Forminator WordPress plugin before 1.24.4 does not properly escape values that are being reflected inside form fields that use pre-populated query parameters, which could lead to reflected XSS attacks.

Affected vendor

Incsub

Affected product

Forminator

CVSS vector

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

Published

2023-07-31

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, user interaction. Successful exploitation leads to low impact to confidentiality, low impact to integrity.

Its EPSS score of 4.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 90% of all scored CVEs.

Check your external exposure to CVE-2023-3134

Confirm whether Incsub Forminator is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2023-3134.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2023-3134

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2023-3134 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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