What’s Vulnerable › Vulnerabilities

CVE-2021-44162: Chain Sea Information Integration Co., Ltd ai chatbot system - Path Traversal

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-12-20 · updated 2026-06-17
• Weakness: CWE-22

Description

Chain Sea ai chatbot system’s specific file download function has path traversal vulnerability. The function has improper filtering of special characters in URL parameters, which allows a remote attacker to download arbitrary system files without authentication.

Affected products

• Chinasea Qb Smart Service Robot: all versions

References

• https://www.twcert.org.tw/tw/cp-132-5397-b1f40-1.html
• https://www.twcert.org.tw/tw/cp-132-5397-b1f40-1.html

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