WordPress security changelog
MEDIUM CVE-2023-30616 Modified

Form Block: Cross-site request forgery

Form Block is affected by cross-site request forgery. Exposure depends on how the affected operation is made reachable by the site. Exploitation relies on a signed-in privileged user submitting an attacker-controlled request.

CVE / CNA score 6.5 CVSS 3.1 · security-advisories@github.com
NVD score 6.5 CVSS 3.1 · nvd@nist.gov
Component
Form Block
Plugin slug
form-block
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Apr 20, 2023
Weakness
CWE-352 — Cross-Site Request Forgery (CSRF)

This CVE was published Apr 20, 2023 and is one of 2 known issues for this plugin.

Update, patch or deactivate.

Update Form Block to a release outside the affected range, or disable and remove it until a fixed version is available.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

Form block is a wordpress plugin designed to make form creation easier. Versions prior to 1.0.2 are subject to a Cross-Site Request Forgery due to a missing nonce check. There is potential for a Cross Site Request Forgery for all form blocks, since it allows to send requests to the forms from any website without a user noticing. Users are advised to upgrade to version 1.0.2. There are no known workarounds for this vulnerability.

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

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

Primary and upstream sources