CVEvulnerability
CVE-2026-2297
5.7 MEDIUM
Official page ↗
- Status
- Awaiting Analysis
- Published
- 2026-03-04
- Last modified
- 2026-08-13
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 5.7 MEDIUM — CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/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
- Weaknesses
- CWE-668
Description
The import hook in CPython that handles legacy *.pyc files (SourcelessFileLoader) is incorrectly handled in FileLoader (a base class) and so does not use io.open_code() to read the .pyc files. sys.audit handlers for this audit event therefore do not fire.
Related
Weakness · CWE (1)
- CWE-668 Exposure of Resource to Wrong Sphere weakness
References
- https://github.com/python/cpython/commit/482d6f8bdba9da3725d272e8bb4a2d25fb6a603e github.com
- https://github.com/python/cpython/commit/69ddd9bb2cc4bd69b1565647c18659c6a789ccd9 github.com
- https://github.com/python/cpython/commit/876858c9f65d9ab656c7fa639f268ce7856d89dd github.com
- https://github.com/python/cpython/commit/a51b1b512de1d56b3714b65628a2eae2b07e535e github.com
- https://github.com/python/cpython/commit/c70adad78caeeea33f92f560ecb93331ca11bf66 github.com
- https://github.com/python/cpython/commit/e58e9802b9bec5cdbf48fc9bf1da5f4fda482e86 github.com
- https://github.com/python/cpython/issues/145506 github.com
- https://github.com/python/cpython/pull/145507 github.com
- http://www.openwall.com/lists/oss-security/2026/03/05/6 www.openwall.com