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Caldera Forms <= 1.5.9.1 — Cross Site Scripting

CVE-2018-7747Published · Updated

Action summary

Affected: ≤1.5.9.1Update to 1.6.0 or newer

All remediation steps
Watch plugin
Severity
Medium5.5
CVSS
5.5
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:H Privileges required
High
UI:N User interaction
None
S:C Scope
Changed
C:L Confidentiality
Low
I:L Integrity
Low
A:N Availability
None
Weakness
CWE-79 Cross-Site Scripting
Required access
Unknown
Exploit prediction (EPSS)
No score
CISA KEV
Not listed
On this page8

Am I affected?

Caldera Forms – More Than Contact Forms caldera-forms

  1. Affected≤ 1.5.9.1
  2. Patched in1.6.0

Update to 1.6.0 or newer.

You are affected if you run ≤ 1.5.9.1. Version 1.6.0 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Caldera Forms – More Than Contact Forms.
  • No admin access? Run a passive check of your site. It reads public files only.

What to do

  1. Update to version 1.6.0, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch Caldera Forms – More Than Contact Forms to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Federico Scalco.

Multiple cross-site scripting (XSS) vulnerabilities in the Caldera Forms plugin before 1.6.0-rc.1 for WordPress allow remote attackers to inject arbitrary web script or HTML via vectors involving (1) a greeting message, (2) the email transaction log, or (3) an imported form.

Exploits & references

Proof-of-concept & detection

No public proof-of-concept or detection template is known for this vulnerability.

Advisories & patches

More in Caldera Forms – More Than Contact Forms

All 6
More vulnerabilities in Caldera Forms – More Than Contact Forms
SeverityVulnerabilityCVEPublished
Medium6.1Reflected Cross-Site Scripting via cf-api
<1.9.7Update to 1.9.7
CVE-2022-0879
Medium4.8Admin+ Stored Cross-Site Scripting
<1.9.5Update to 1.9.5
CVE-2021-24896
Medium5.4Cross-Site Scripting
≤1.5.4Update to 1.5.5
—
Medium6.1Cross-Site Request Forgery to Stored Cross-Site Scripting
≤1.4.1Update to 1.4.2
—
Medium6.5Sensitive Information Disclosure
<1.4.0Update to 1.4.0
—

Same weakness (Cross-Site Scripting)

All Cross-Site Scripting
Other Cross-Site Scripting vulnerabilities
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting via Comment User-Agent Header
EZ SQL Reports Shortcode Widget and DB Backup≤5.25.25Update to 5.26.45
CVE-2026-120688
Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form Submission
Chatterbug Forms – Fast, Flexible WordPress Form Builder≤1.0.2Update to 1.1
CVE-2026-125055
Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' Parameter
ELEX WordPress HelpDesk & Customer Ticketing System≤3.3.9Update to 3.4.0
CVE-2026-119077
Medium5.3Unauthenticated Sensitive Information Exposure in 'search' Parameter
Customer Reviews for WooCommerce≤5.127.0Update to 5.128.0
CVE-2026-121518

Timeline

  1. CVE published

    Severity medium, CVSS 5.5

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
CVE® identifiers
Copyright 1999-2026 The MITRE Corporation. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
CVSS / CWE
National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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