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CVE-2026-0672

Header injection in http.cookies.Morsel PUBLISHED

Description (CNA)

When using http.cookies.Morsel, user-controlled cookie values and parameters can allow injecting HTTP headers into messages. Patch rejects all control characters within cookie names, values, and parameters.

Affected (CNA)

Vendor / productVersions
Python Software Foundation / CPythonaffected 0 before 3.10.20; affected 3.11.0 before 3.11.15; affected 3.12.0 before 3.12.13; affected 3.13.0 before 3.13.12; affected 3.14.0 before 3.14.3; affected 3.15.0a1 before 3.15.0a6

CWE

CWE-93

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.