XSS in Wbolt Smart Seo Tool
CVE-2021-24976
The Smart SEO Tool WordPress plugin before 3.0.6 does not sanitise and escape the search parameter before outputting it back in an attribute when the TDK optimisation setting is enabled, leading to a Reflected Cross-Site Scripting
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.009 (56.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Wbolt Smart_seo_tool
- Unknown Smart Seo Tool – Seo优化插件 — versions 3.0.6
Weakness classification (CWE)
Public proof-of-concept exploits
References
- contact@wpscan.com (Exploit, Third Party Advisory, x_refsource_MISC)
- contact@wpscan.com (x_refsource_CONFIRM, Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-24976?
- CVE-2021-24976 is a medium-severity vulnerability in Wbolt Smart Seo Tool, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-01-24.
- How severe is CVE-2021-24976?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2021-24976 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.