PT-2021-16309 · WordPress · The Ultimate Nofollow

Quentin Villain · Published 2021-12-13 · Updated 2021-12-16 · CVE-2021-24817

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: The Ultimate NoFollow WordPress plugin versions 1.4.8 and earlier

Description: The issue allows users with a role as low as contributor to perform Cross-Site Scripting attacks due to the lack of sanitization and escaping of the href attribute in the plugin's shortcodes.

Recommendations: For The Ultimate NoFollow WordPress plugin versions 1.4.8 and earlier, consider updating to a version that addresses this issue, as no specific fix is provided for these versions. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-24817

Affected Products

The Ultimate Nofollow

References · 4

• 🔥 https://wpscan.com/vulnerability/ccb27d2e-2d2a-40d3-ba7e-bcd5e5012a9a · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-24817 · Security Note
• https://osv.dev/vulnerability/CVE-2021-24817 · Vendor Advisory
• https://t.me/cibsecurity/33830 · Telegram Post