A newly disclosed vulnerability in Cleo Harmony, a widely deployed managed file transfer and integration platform, is putting enterprise networks at risk after security researchers confirmed that remote attackers can escalate privileges by tampering with the software’s JWT refresh token mechanism. Tracked as CVE-2026-84115 and rated 8.3 (High) on... Weiterlesen
Intelligence View
Cleo Harmony Flaw Lets Remote Attackers Escalate Privileges via JWT Refresh Token
A newly disclosed vulnerability in Cleo Harmony, a widely deployed managed file transfer and integration platform, is putting enterprise networks at risk after security researchers confirmed that remote attackers can escalate privileges by…
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