WordPress security changelog
HIGH CVE-2023-0603 Modified

Sloth Logo Customizer: Cross-site scripting

Sloth Logo Customizer is affected by cross-site scripting. Exposure depends on how the affected operation is made reachable by the site. Injected script can execute in the affected site's origin when the vulnerable output is viewed.

CVE / CNA score 8.8 CVSS 3.1 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
NVD score 8.8 CVSS 3.1 · nvd@nist.gov
Component
Sloth Logo Customizer
Plugin slug
sloth-logo-customizer
Affected
See vendor advisory
Safe version
See mitigation notes
Published
May 08, 2023
Weakness
Not assigned

This CVE was published May 08, 2023 and is one of 1 known issue for this plugin.

Update, patch or deactivate.

Update Sloth Logo Customizer 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 Sloth Logo Customizer WordPress plugin through 2.0.2 does not have CSRF check when updating its settings, and is missing sanitisation as well as escaping, which could allow attackers to make logged in admin add Stored XSS payloads via a CSRF attack

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

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

Primary and upstream sources