CVE-2026-84254 | BDVDB-2026-385641 Detail

click5 CRM add-on to Contact Form 7

Description#

The click5 CRM add-on to Contact Form 7 WordPress plugin through 1.0.4 does not have authorisation and CSRF checks when updating options via a REST endpoint, and does not ensure that the option to be updated belongs to the click5 CRM add-on to Contact Form 7 WordPress plugin through 1.0.4. As a result, unauthenticated attackers could change arbitrary blog options, allowing them to create a new administrator account and take over the site.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

CWE-862 Missing Authorization
CWE-352 Cross-Site Request Forgery (CSRF)

References#

https://wpscan.com/vulnerability/1dbb03eb-97ba-4a0f-aeea-6a38a47c95e5/

Exploit#

https://wpscan.com/vulnerability/1dbb03eb-97ba-4a0f-aeea-6a38a47c95e5/

History#

Version 12026-10-11Record published in the CVE List.

Published

Published: 2026-10-11
Last modified: 2026-10-11

Vendor information

Vendor: Not stated
Product: click5 CRM add-on to Contact Form 7

Score

9.8 Critical

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 8.1.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Missing Authorization

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
<= 1.0.4
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

9.8 Critical

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).