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CVE-2026-63077 JetBrains TeamCity Deserialization of Untrusted Data Vulnerability →
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August 6, 2026

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CVE-2025-67635NVD

Vulnerability Summary

Jenkins 2.540 and earlier, LTS 2.528.2 and earlier does not properly close HTTP-based CLI connections when the connection stream becomes corrupted, allowing unauthenticated attackers to cause a denial of service.
Severity Level
HIGH(7.5)
Published Date
Dec 10, 2025
Last Modified
Dec 17, 2025
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
Data Pending
Root Weakness (CWE)
Refer to the official MITRE database for detailed architectural specifications regarding this weakness.
CVSS v3.1 Base Metrics
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityNone
IntegrityNone
AvailabilityHigh