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Critical XSS Vulnerability in Coturn Affects Fedora 43 and 44

ID: 5cbe1c7a-1512-5070-a257-6310b699beea

STIX ID: report--5cbe1c7a-1512-5070-a257-6310b699beea

Feed Name: ThreatCluster

Threat Score
70/100

Date Published: 2026-06-24

Date Updated: 2026-06-24

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A critical Cross‑Site Scripting vulnerability (CVE-2026-43915) was disclosed on June 18, 2026 affecting Coturn on Fedora 43 and 44 via crafted usernames in TURN allocations; administrators are urged to upgrade to the patched Coturn release to mitigate potential compromise of user data and improve security and performance.

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