What’s Vulnerable › Vulnerabilities

CVE-2020-29021: Scripting tag chars < > not filtered in input fields could cause 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: none known
• Published: 2021-02-08 · updated 2026-06-17
• Weakness: CWE-20

Description

A vulnerability in web UI input field of GateManager allows authenticated attacker to enter script tags that could cause XSS. This issue affects: GateManager all versions prior to 9.3.

Affected products

• Secomea Gatemanager 4250 Firmware: all versions
• Secomea Gatemanager 4260 Firmware: all versions
• Secomea GateManager all versions prior to 9.2c: before 9.3 — fixed in 9.3
• Secomea Gatemanager 9250 Firmware: all versions

How to fix

Upgrade to a fixed version: Secomea GateManager all versions prior to 9.2c 9.3. Check the vendor advisory for mitigations.

References

• https://www.secomea.com/support/cybersecurity-advisory/
• https://www.secomea.com/support/cybersecurity-advisory/

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