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CVE-2026-123119

Symfony: NoPrivateNetworkHttpClient Does Not Pin the Checked IP of Cached Hosts, Letting DNS Rebinding Enumerate Internal Ports (Incomplete Fix for CVE-2024-50342)

CVSS score

2.3

EPSS probability

—

Risk score

0.2

Published

3 h ago

Vulnerability Timeline (Change History)

CVE-2026-123119 historical changes made to the vulnerability by NVD, CISA and MITRE:

DateActor / SourceAction / DescriptionTypePrevious valueNew value
05.11.2026nvd@nist.govInitial Analysis & CVSS Vector AssignmentCVSS V3.1—CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N
05.11.2026CISA CoordinatorSSVC Risk Re-assessmentSSVC / KEVexploitation: noneexploitation: none
05.11.2026MITRE / NVDNew CVE Record Received & IngestedCVE Created—CVE-2026-123119

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CVE-2026-123119 · Symfony: NoPrivateNetworkHttpClient Does…