CVE-2026-63077Vulnerability
JetBrains TeamCity Deserialization of Untrusted Data Vulnerability
Reported by 3 independent sources · first reported by Recorded Future · last reported
Last reported 26 days ago
Fix due 8 Aug 2026
Used by ransomware: knownCISA KEV catalogue
higher than 99% of CVEsFIRST EPSS, as of 23 Oct 2026
What the reports say
3 reports, newest first · the exact sentence from each-
⚡ Weekly Recap: $387M Crypto Hack, Citrix Exploits, AI Agents Go Off-Script, and More Threats“The flaw, CVE-2026-63077, is a critical authentication bypass vulnerability that lets attackers with HTTP(S) access execute arbitrary operating system commands.”
-
Metasploit Wrap Up: This One Goes to Sixteen!“CVE reference: CVE-2026-63077”
-
August 2026 CVE Landscape“CVE-2026-63077”
Indicators reported together
named in the same reportsAlso named with it: CVE-2026-81578, CVE-2026-82078, CVE-2025-49113, CVE-2026-68820, CVE-2026-65400, CVE-2026-60004, CVE-2026-64849, CVE-2026-33824, CVE-2026-0300, CVE-2026-33017, CVE-2017-0199, CVE-2022-0847, CVE-2026-34486, CVE-2026-39987, CVE-2026-63030, CVE-2021-3156, CVE-2021-29441, CVE-2026-3055, CVE-2026-12569, CVE-2026-3395
Thanks — we review every report.