What’s Vulnerable › Vulnerabilities

CVE-2021-32070

• Severity: medium (CVSS 5.4 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: 2021-08-13 · updated 2026-06-17
• Weakness: CWE-1021

Description

The MiCollab Client Service component in Mitel MiCollab before 9.3 could allow an attacker to perform a clickjacking attack due to an insecure header response. A successful exploit could allow an attacker to modify the browser header and redirect users.

Affected products

• Mitel Micollab: before 9.3 — fixed in 9.3

How to fix

Upgrade to a fixed version: Mitel Micollab 9.3. Check the vendor advisory for mitigations.

References

• https://www.mitel.com/support/security-advisories
• https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-21-0005
• https://www.mitel.com/support/security-advisories
• https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-21-0005

Get alerted when CVE-2021-32070 or the next vulnerability affects your stack