CVE-2023-47779Network attack vector

User redirection via insufficient redirect URL validation

Published Dec 7, 2023 · Updated Apr 28, 2026

Open redirect in CRM Perks Integration for Constant Contact 1.1.4 and earlier allows remote attackers to redirect users to untrusted sites. The redirect handling in includes/plugin-pages.php accepts a destination URL without validating that it remains on the trusted site. Exploitation requires an attacker to induce a user to follow a crafted request, enabling phishing through the trusted WordPress site.

CVSS severity6.1
Medium
EPSS probability0.38%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Open redirect in CRM Perks Integration for Constant Contact 1.1.4 and earlier allows remote attackers to redirect users to untrusted sites. The redirect handling in includes/plugin-pages.php accepts a destination URL without validating that it remains on the trusted site. Exploitation requires an attacker to induce a user to follow a crafted request, enabling phishing through the trusted WordPress site.

The record

CVE
CVE-2023-47779
Published
Dec 7, 2023
Updated
Apr 28, 2026
Vendor
CRM Perks
Product
Integration for Constant Contact and Contact Form 7, WPForms, Elementor, Ninja Forms
Classifications
CWE-601, T1204.001
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 7, 2023CVE publishedPublication date reported by the CVE source.
  2. Apr 28, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=n/a <=1.1.4 changes=[{"at":"1.1.5","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

CRM Perks · Integration for Constant Contact and Contact Form 7, WPForms, Elementor, Ninja Formsversion=n/a <=1.1.4 changes=[{"at":"1.1.5","status":"unaffected"}]

Published CVSS scores

6.1NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
4.7PatchstackCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-601URL Redirection to Untrusted Site ('Open Redirect')
T1204.001Malicious Link

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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