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CVE-2025-66803: Concurrent Execution using Shared Resource with Improper Synchronization

🗓️ 20 Jan 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com

Race condition in Hotwired Turbo before 8.0.x turbo-frame handler causes logout failures.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2025-66803
20 Jan 202600:00
–attackerkb
circl
Circl
CVE-2025-66803
24 Jan 202621:23
–circl
cnnvd
CNNVD
Turbo security vulnerabilities
20 Jan 202600:00
–cnnvd
cve
CVE
CVE-2025-66803
20 Jan 202600:00
–cve
cvelist
Cvelist
CVE-2025-66803
20 Jan 202600:00
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euvd
EUVD
EUVD-2026-3351
20 Jan 202600:00
–euvd
github
Github Security Blog
Turbo Frame responses can restore stale session cookies
20 Jan 202618:58
–github
nvd
NVD
CVE-2025-66803
20 Jan 202619:15
–nvd
osv
OSV
GHSA-QPPM-G56G-FPVP Turbo Frame responses can restore stale session cookies
20 Jan 202618:58
–osv
ptsecurity
Positive Technologies
PT-2026-3642
20 Jan 202600:00
–ptsecurity
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30 Jan 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.14.8
EPSS0.00276
SSVC
0