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CVE-2021-24817

MediumCVSS 5.4/10Last modified Jun 17, 2026

Description

The Ultimate NoFollow WordPress plugin through 1.4.8 does not sanitise and escape the href attribute of its shortcodes, allowing users with a role as low as contributor to perform Cross-Site Scripting attacks

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

Affected software

Vendor	Product	Versions
Unknown	Ultimate Nofollow	>= 1.4.8, <= 1.4.8

References

Timeline

Published: Dec 13, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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CVE-2021-24817: Medium severity, CVSS 5.4 | Vulnix