Vulnerability details
CVE-2026-84254
click5 CRM add-on to Contact Form 7
click5 CRM add-on to Contact Form 7 <= 1.0.4 - Unauthenticated Arbitrary Options Update
CVSS 3.1
9.8Critical
Official 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.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 9.8Critical | 3.1 | CISA ADP / Vulnrichment (CISA-ADP) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| — | click5 CRM add-on to Contact Form 7 | v ≤ 1.0.4 | CVEProject cvelistV5 (CNA) |
References and advisories
1- https://wpscan.com/vulnerability/1dbb03eb-97ba-4a0f-aeea-6a38a47c95e5/ exploitvdb-entrytechnical-description
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Details
- Published
- 2026-10-11
- Last updated
- 2026-10-11
- State
- Published
- Assigner (CNA)
- WPScan
- Kolun priority
- 27 · Low
Exploit prediction (EPSS)
0.18%
Probability of exploitation in 30 days
8.1%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-862Missing Authorization