CVE-2025-15366
IMAP command injection in user-controlled commands
CVSS Score
0.0
EPSS Score
0.3%
EPSS Percentile
26th
The imaplib module, when passed a user-controlled command, can have additional commands injected using newlines. Mitigation rejects commands containing control characters.
| CWE | CWE-77 |
| Vendor | python software foundation |
| Product | cpython |
| Published | Jan 20, 2026 |
| Last Updated | Jul 9, 2026 |
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Affected Versions
Python Software Foundation / CPython
0 < 3.15.0a6
References
github.com: https://github.com/python/cpython/issues/143921 github.com: https://github.com/python/cpython/pull/143922 mail.python.org: https://mail.python.org/archives/list/[email protected]/thread/DD7C7JZJYTBXMDOWKCEIEBJLBRU64OMR/ github.com: https://github.com/python/cpython/commit/6262704b134db2a4ba12e85ecfbd968534f28b45 github.com: https://github.com/python/cpython/commit/d0921efb665aff26b378f495e5ff84f7e3fe649d github.com: https://github.com/python/cpython/commit/f2cd7ef89aa8a0dcbc7283bbd39548b76f2a736a github.com: https://github.com/python/cpython/commit/298182272a740ce2016aee2f54acbd0bba1944c1 github.com: https://github.com/python/cpython/commit/71926d943c05bde79bd2a866933103541d91b6a2
Credits
🔍 Omar M. Hasan