CVE-2025-15282

MediumCVSS 6.0/10Last modified Jun 17, 2026

Description

User-controlled data URLs parsed by urllib.request.DataHandler allow injecting headers through newlines in the data URL mediatype.

Metrics

CVSS 4.0 6.0/10CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weakness enumeration

CWE-93

Affected software

No affected versions have been published.

Timeline

Published
Jan 20, 2026
Last modified
Jun 17, 2026
NVD status
Deferred

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