WordPress security changelog
MEDIUM CVE-2022-4148 Modified

WP OAuth Server (OAuth Authentication): Cross-site request forgery

WP OAuth Server (OAuth Authentication) 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 4.3 CVSS 3.1 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
NVD score 4.3 CVSS 3.1 · nvd@nist.gov
Component
WP OAuth Server (OAuth Authentication)
Plugin slug
oauth-server
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Mar 20, 2023
Weakness
CWE-352 — Cross-Site Request Forgery (CSRF)
CWE-862 — Missing Authorization

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

Update, patch or deactivate.

Update WP OAuth Server (OAuth Authentication) 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

The WP OAuth Server (OAuth Authentication) WordPress plugin before 4.3.0 has a flawed CSRF and authorisation check when deleting a client, which could allow any authenticated users, such as subscriber to delete arbitrary client.

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

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

Primary and upstream sources