CVE-2025-32426: Verbb/formie Cross-Site Scripting Vulnerability

MODERATE
Advisory Identifier: GHSA-2xm2-23ff-p8ww
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CVSS 4.6
CWE-79
Published
Advisory Summary

CVE-2025-32426 is a MODERATE (CVSS 4.6) cross-site scripting vulnerability (CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) affecting Verbb/formie libraries in the Packagist ecosystem. The issue involves formie has xss vulnerability for email notification content for preview. Remediation is available by upgrading affected packages to version 2.1.44.

CVE-2025-32426 at a Glance

CVE Identifier CVE-2025-32426
GHSA Identifier GHSA-2xm2-23ff-p8ww
Severity MODERATE
CVSS v3.1 Base Score 4.6
CWE Classification CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Product Verbb/formie
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 4.6

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required Low (PR:L)
User Interaction Required (UI:R)
Scope Unchanged (S:U)
Confidentiality Low (C:L)
Integrity Low (I:L)
Availability None (A:N)

How to Fix CVE-2025-32426

To remediate this vulnerability, upgrade all affected Verbb/formie dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

verbb/formie fixed: 2.1.44 
Upgrade verbb/formie to 2.1.44
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

inspect dependencies for verbb/formie

How to Check if You Are Affected

To determine whether your application is affected by CVE-2025-32426, inspect your project dependencies for Verbb/formie:

inspect dependencies for verbb/formie

Analyze the terminal output to locate any version of Verbb/formie in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 2.1.44), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'), where the product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. In Verbb/formie, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

### Impact It is possible to inject malicious code into the HTML content of an email notification, which is then rendered on the preview. There is no issue when rendering the email via normal means (a delivered email). This would require access to the form's email notification settings. ### Patches This has been fixed in Formie 2.1.44. Users should ensure they are running at least this version.

CVE-2025-32426 Affected Verbb/formie Versions

1 component(s)
Fixed Versions:
2.1.44
Product / Package Ecosystem Affected Versions Fixed Version
verbb/formie
 Packagist
< 2.1.44
2.1.44

References

GitHub Advisory / Wiki ADVISORY
https://github.com/verbb/formie/security/advisories/GHSA-2xm2-23ff-p8ww
NVD — CVE-2025-32426 NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-32426
Verbb/formie Source Repository REPOSITORY
https://github.com/verbb/formie

Frequently Asked Questions

What is CVE-2025-32426?
CVE-2025-32426 is a security vulnerability in Verbb/formie involving Formie has XSS vulnerability for email notification content for preview under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting').
Which Verbb/formie versions are affected?
Affected versions include releases prior to 2.1.44 across affected packages: verbb/formie.
What version fixes CVE-2025-32426?
Upgrading to 2.1.44 (or the latest patched release for your respective branch) resolves the vulnerability.
Is verbb/formie affected?
Yes, verbb/formie is affected in releases prior to 2.1.44. Upgrade your dependency to 2.1.44 or later.
What is the CVSS score of CVE-2025-32426?
CVE-2025-32426 has a CVSS v3.1 base score of 4.6 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N.
What CWE is associated with CVE-2025-32426?
CVE-2025-32426 is classified under CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') (The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.).
How can I check Packagist dependencies for CVE-2025-32426?
Run the dependency tree command: 'inspect dependencies for verbb/formie'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-2xm2-23ff-p8ww",
  "modified" : "2025-04-11T19:59:04Z",
  "published" : "2025-04-11T19:59:04Z",
  "aliases" : [ "CVE-2025-32426" ],
  "summary" : "Formie has XSS vulnerability for email notification content for preview",
  "details" : "### Impact\nIt is possible to inject malicious code into the HTML content of an email notification, which is then rendered on the preview. There is no issue when rendering the email via normal means (a delivered email).\n\nThis would require access to the form's email notification settings.\n\n### Patches\nThis has been fixed in Formie 2.1.44. Users should ensure they are running at least this version.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "verbb/formie"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "2.1.44"
      } ]
    } ],
    "database_specific" : {
      "last_known_affected_version_range" : "<= 2.1.43"
    }
  } ],
  "references" : [ {
    "type" : "WEB",
    "url" : "https://github.com/verbb/formie/security/advisories/GHSA-2xm2-23ff-p8ww"
  }, {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2025-32426"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/verbb/formie"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-79" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2025-04-11T19:59:04Z",
    "nvd_published_at" : "2025-04-11T14:15:25Z"
  }
}