Defined in 5 files
Last patched
open in python/cpython was changed by 4 published CVE fixes between 2019 and 2026, in 23 distinct patches that added or removed 27 lines in total.
The name occurs in 5 files: Lib/webbrowser.py, Lib/urllib/request.py, Lib/zipfile/__init__.py, Lib/urllib.py, Lib/zipfile.py.
python/cpython has 118 CVEs with a located fix in total, so 3% of them touched this function.
Every published CVE whose fix changed open, newest first, with the lines each fix touched.
CVE-2026-4786 · Lib/webbrowser.py · lines 277–292 · +3 −2 in 2 hunks
CVE-2026-4519 · Lib/webbrowser.py · lines 180–686 · +8 −0 in 8 hunks
CVE-2024-0450 · Lib/zipfile/__init__.py · lines 1655–1658 · +4 −0
CVE-2024-0450 · Lib/zipfile.py · lines 1565–1568 · +4 −0
CVE-2019-9948 · Lib/urllib.py · lines 206–208 · +3 −1
CVE-2019-9948 · Lib/urllib/request.py · line 1750 · +1 −1
Get an alert when the next CVE fix lands in python/cpython, with the patched functions.
Monitor cpython CVEsFunctions in the same files that CVE fixes also changed.
Functions in python/cpython changed by the most CVE fixes.
Common questions about CVE fixes to open.
Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.
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