What’s Vulnerable › Vulnerabilities

CVE-2021-40041

• Severity: medium (CVSS 4.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-01-10 · updated 2026-06-17
• Weakness: CWE-79

Description

There is a Cross-Site Scripting(XSS) vulnerability in HUAWEI WS318n product when processing network settings. Due to insufficient validation of user input, a local authenticated attacker could exploit this vulnerability by injecting special characters. Successful exploit could cause certain information disclosure. Affected product versions include: WS318n-21 10.0.2.2, 10.0.2.5 and 10.0.2.6.

Affected products

• WS318n-21: 10.0.2.2, 10.0.2.5, 10.0.2.6

References

• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20211229-01-xss-en
• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20211229-01-xss-en

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