Off-topic for aiqbench
This story was gathered from a source we follow but falls outside AI and quantum coverage, so there is no aiqbench take for it.
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 tampering with the software’s JWT refresh token mechanism. Tracked as CVE-2026-84115 and rated 8.3 (High) on the CVSS scale, the flaw affects […] The post Cleo Harmony Flaw Lets Remote Attackers Escalate Privileges via JWT Refresh Token appeared first on Cyber Security News.
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 the CVSS…
Excerpt shown under the publisher's RSS terms · 51 words · full text and figures are on the publisher's site
Related coverage
Weekly Cybersecurity Newsletter Bulletin – Cisco and Android 0-Day, BragJack Attack, Claude Opus 5 Used to Hack OpenAI, and 20+ Stories
Cybersecurity News · Sep 21, 2026
Weekly Cyber Security Newsletter Bulletin – Certighost Exploit, Checkpoint 0-day, HTTP/2 Flaw, Notepad++ Plugin Abuse +20 Stories
Cybersecurity News · Jul 26, 2026
Daily OT Security News: October 16, 2026
Viakoo · Oct 16, 2026
BeyondTrust 0-Day Vulnerability Exploited Since August to Gain Full Admin Access in Minutes
Cybersecurity News · Oct 16, 2026