PT-2021-16018 · WordPress · Marmoset Viewer

John Jackson · Published 2021-08-09 · Updated 2021-08-17 · CVE-2021-24495

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Marmoset Viewer WordPress plugin versions prior to 1.9.3

Description The issue is related to a reflected Cross-Site Scripting problem. It occurs because the id parameter is not properly sanitized, validated, or escaped before being outputted back in the page.

Recommendations For versions prior to 1.9.3, update to version 1.9.3 or later to resolve the issue. As a temporary workaround, consider restricting access to the id parameter in the affected plugin until a patch is applied.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-24495

Affected Products

Marmoset Viewer

References · 4

• 🔥 https://wpscan.com/vulnerability/d11b79a3-f762-49ab-b7c8-3174624d7638 · Exploit
• 🔥 https://johnjhacking.com/blog/cve-2021-24495-improper-neutralization-of-input-during-web-page-generation-on-id-parameter-in-wordpress-marmoset-viewer-plugin-versions-1.9.3-leads-to-reflected-cross-site-scripting · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-24495 · Security Note
• https://osv.dev/vulnerability/CVE-2021-24495 · Vendor Advisory