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Medium severity6.1NVD Advisory· Published Aug 13, 2021· Updated Jun 17, 2026

CVE-2021-27401

CVE-2021-27401

Description

The Join Meeting page of Mitel MiCollab Web Client before 9.2 FP2 could allow an attacker to access (view and modify) user data by executing arbitrary code due to insufficient input validation, aka Cross-Site Scripting (XSS).

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

5
  • Mitel/Micollab3 versions
    cpe:2.3:a:mitel:micollab:*:*:*:*:*:-:*:*+ 2 more
    • cpe:2.3:a:mitel:micollab:*:*:*:*:*:-:*:*range: <9.2
    • cpe:2.3:a:mitel:micollab:9.2:-:*:*:*:-:*:*
    • cpe:2.3:a:mitel:micollab:9.2:fp1:*:*:*:-:*:*
  • Mitel/MiCollab Web Clientdescription
  • Mitel/MiCollab Web Clientllm-fuzzy
    Range: <9.2 FP2

Patches

Vulnerability mechanics

References

2

News mentions

0

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