CVE-2023-40609
📛 CVE Title
WordPress Contact form 7 Custom validation Plugin <= 1.1.3 is vulnerable to SQL Injection
Description
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Aiyaz, maheshpatel Contact form 7 Custom validation allows SQL Injection.This issue affects Contact form 7 Custom validation: from n/a through 1.1.3.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- Patchstack
- CVSS severity
- HIGH
- CVSS score
- 8.2 / 10
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L- Effective score
- 8.2 / 10 HIGH source: CNA overview
- CWE(s)
-
CWE-89 - Reserved
- 2023-08-17
- Published
- 2023-11-06 09:15 UTC
- Last updated
- 2026-04-28 18:08 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2023/40xxx/CVE-2023-40609.json
- Linked Threat
- CVE-2023-40609 — Contact form 7 Custom validation <= 1.1.3 - Unauthenticated SQL Injection via 'post'
NVD triage scoring NVD CVE 2.0
Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.
- NVD published
- 2023-11-06 09:15:08 UTC
- NVD last modified
- 2026-06-17 06:18:42 UTC
- NVD CVSS v3.1
- 8.2 / 10 HIGH source: audit@patchstack.com
- NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L- Exploitability subscore
- 3.9 / 10
- Impact subscore
- 4.2 / 10
- EPSS score
- 0.0057 (probability of exploitation in next 30 days)
- EPSS percentile
- 42.66% vs all CVEs — higher = more likely to be exploited, as of 2026-06-30
NVD / KEV / EPSS data refreshed 2026-06-30 16:08 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2023-45167 - Assigner
- Patchstack
- Published
- Nov 6, 2023, 8:15:24 AM
- Updated
- Apr 28, 2026, 4:08:36 PM
- EUVD base score (CVSS 3.1)
-
8.2 / 10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L - EUVD-reported EPSS
- 0.1500
- Vendors
- Aiyaz, maheshpatel
- Products
-
Contact form 7 Custom validation (n/a ≤1.1.3)
- Aliases
-
GHSA-rq4x-9q74-vqwc
ENISA description: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Aiyaz, maheshpatel Contact form 7 Custom validation allows SQL Injection.This issue affects Contact form 7 Custom validation: from n/a through 1.1.3.
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| Aiyaz, maheshpatel | Contact form 7 Custom validation |
n/a (affected)
|
— |
Affected products — CPE 2.3 (1) NVD
NVD's normalized CPE 2.3 matchers, used by vendor tools (vulnerability scanners, asset managers) for automated detection. Compare with the CNA's free-text "Affected products" section above.
cpe:2.3:a:rocklobster:contact_form_7_custom_validation:1.1.3:*:*:*:*:wordpress:*:*
Vendor references (1)
References embedded in the original CVE record by the assigning CNA.
MITRE references (1) cveawg.mitre.org
Pulled from MITRE's CVE Services API by the 🛰 Backfill from MITRE button.
Web references (0)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
No web references attached yet.
NVD-tagged references (2)
Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.
- https://patchstack.com/database/vulnerability/cf7-field-validation/wordpress-contact-form-7-custom-validation-plugin-1-1-3-unauth-sql-injection-vulnerability?_s_id=cve audit@patchstack.com Third Party Advisory
- https://patchstack.com/database/vulnerability/cf7-field-validation/wordpress-contact-form-7-custom-validation-plugin-1-1-3-unauth-sql-injection-vulnerability?_s_id=cve af854a3a-2127-422b-91ae-364da2661108 Third Party Advisory
Indicators (2)
IOCs linked to the auto-promoted Threat row.
| Type | Value | VirusTotal | Attached |
|---|---|---|---|
| domain |
injection.this
|
no local data | 2026-05-18 21:20 UTC |
| cve |
CVE-2023-40609
|
no local data | 2026-06-06 14:59 UTC |
Remediations (25)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:pureinfotech.com
KB5074109 (build 26200.7623) for Windows 11 is causing problems on NVIDIA GPUs, but you can fix the issue by following these three tips.
2026-06-23 03:52 UTC -
web:blog.qualys.com
RedSun is a zero-day LPE in Microsoft Defender with no patch available. Learn how to detect and mitigate it instantly using Qualys VMDR and TruRisk™ Eliminate.
2026-06-23 03:52 UTC -
web:epatch.pa.gov
Why does PATCH exist? Its purpose is to better enable the public to obtain criminal history record checks. The repository was created and is maintained in accordance with Pennsylvania's Criminal History Information Act contained in Chapter 91 of Title 18, Crimes Code. This Act also directs the Pennsylvania State Police (PSP) to disseminate criminal history data to criminal justice agencies ...
2026-06-23 03:52 UTC -
web:github.com
A new and improved community patch for BO3. . Contribute to shiversoftdev/t7patch development by creating an account on GitHub.
2026-06-23 03:52 UTC -
web:www.patch.moe
Age Verification Are you 18 years or older? YES NO
2026-06-23 03:52 UTC -
web:msrc.microsoft.com
Access Microsoft Security Response Center's guide to address vulnerabilities, manage security risks, and keep your systems protected with the latest updates.
2026-06-23 03:52 UTC -
Wordfence remediation: Contact form 7 Custom validationWordfence
No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement.
2026-06-06 14:59 UTC -
web:web.whatsapp.com
Log in to WhatsApp Web for simple, reliable and private messaging on your desktop. Send and receive messages and files with ease, all for free.
2026-05-22 07:13 UTC -
web:www.oracle.com
This Critical Patch Update contains 481 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at April 2026 Critical Patch Update: Executive Summary and Analysis.
2026-05-22 07:13 UTC -
web:www.cisa.gov
For patch information on CVEs identified in this advisory, refer to the Appendix: Patch Information and Additional Resources for Top Exploited Vulnerabilities. If a patch for a KEV or critical vulnerability cannot be quickly applied, implement vendor-approved workarounds.
2026-05-22 07:13 UTC -
web:nvd.nist.gov
The NVD is the U.S. government repository of standards based vulnerability management data represented using the Security Content Automation Protocol (SCAP). This data enables automation of vulnerability management, security measurement, and compliance. The NVD includes databases of security checklist references, security-related software flaws, product names, and impact metrics. For ...
2026-05-22 07:13 UTC -
web:www.forbes.com
Microsoft has confirmed an emergency security update as CISA warns that two new Defender zero-days are being exploited by attackers.
2026-05-22 07:13 UTC -
web:www.virustotal.com
VirusTotal is a platform for scanning files and URLs for viruses, malware, and other threats using multiple antivirus engines.
2026-05-22 07:13 UTC -
web:support.servicenow.com
Overview The advisories below document publicly disclosed Common Vulnerabilities and Exposures ( CVEs ) in the Now Platform by ServiceNow. Because ServiceNow uses various methods to communicate vulnerability information, patches, and other fixes, customers should review family, security patch , and hotfix release notes, which are available at https://docs.servicenow.com, for a complete list of ...
2026-05-22 07:13 UTC -
web:translate.google.com
Google's service, offered free of charge, instantly translates words, phrases, and web pages between English and over 100 other languages.
2026-05-22 07:13 UTC -
web:zecurit.com
Get the complete breakdown of Microsoft's May 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .
2026-05-22 03:50 UTC -
web:portal.msrc.microsoft.com
The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.
2026-05-22 03:50 UTC -
web:cybersecuritynews.com
Microsoft's May 2026 Patch Tuesday lands with a heavy enterprise focus, fixing 120 vulnerabilities across Windows, Office, Azure, developer tools, and Microsoft 365 apps, including 29 remote code execution (RCE) flaws rated Critical.
2026-05-22 03:50 UTC -
web:www.cve.org
At cve .org, we provide the authoritative reference method for publicly known information-security vulnerabilities and exposures
2026-05-22 03:50 UTC -
web:www.neowin.net
Microsoft has released Patch Tuesday updates for Windows 11 KB5074109, KB5073455 for January 2026. Here's what's included.
2026-05-22 03:50 UTC -
web:www.ninjaone.com
Catalog of Microsoft KB updates with insights on performance & user sentiment. Find out what's working, what's not, & make informed decisions.
2026-05-22 03:50 UTC -
web:www.notebookcheck.net
Microsoft's Windows 11 KB5083769 April 2026 update causes critical boot failures, pixelated BSODs, and BitLocker recovery loops on Windows 11 24H2 and 25H2 PCs.
2026-05-22 03:50 UTC -
web:krebsonsecurity.com
Microsoft expects that exploitation is more likely. May's Patch Tuesday is a welcome respite from April, which saw Microsoft fix a near-record 167 security flaws.
2026-05-22 03:50 UTC -
web:www.techrepublic.com
Microsoft's April 2026 Patch Tuesday fixes 165 vulnerabilities, including two zero-days, in one of the company's largest monthly security updates.
2026-05-22 03:50 UTC -
web:www.tomshardware.com
Installing this month's Windows Server security update has knocked some enterprise domain controllers into continuous reboot cycles, Microsoft confirmed in a release health dashboard entry.
2026-05-22 03:50 UTC
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2023-40609.json.
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