What’s Vulnerable › Vulnerabilities

CVE-2021-24426: Backup by 10Web <= 1.0.20 - Reflected Cross-Site Scripting (XSS)

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-07-12 · updated 2026-06-17
• Weakness: CWE-79

Description

The Backup by 10Web – Backup and Restore Plugin WordPress plugin through 1.0.20 does not sanitise or escape the tab parameter before outputting it back in the page, leading to a reflected Cross-Site Scripting issue

Affected products

• Backup by 10Web – Backup and Restore Plugin: through 1.0.20

References

• https://m0ze.ru/vulnerability/%5B2021-05-23%5D-%5BWordPress%5D-%5BCWE-79%5D-Backup-by-10Web-WordPress-Plugin-v1.0.20.txt
• https://wpscan.com/vulnerability/48464b3f-fe57-40fe-8868-398a36099fb9
• https://m0ze.ru/vulnerability/%5B2021-05-23%5D-%5BWordPress%5D-%5BCWE-79%5D-Backup-by-10Web-WordPress-Plugin-v1.0.20.txt
• https://wpscan.com/vulnerability/48464b3f-fe57-40fe-8868-398a36099fb9

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