CVE-2026-11972
When using the "tarfile" module with a file opened in "streaming mode" (mode="r|") the tarfile module did not properly handle EOF, meaning an archive could be parsed in an infinite loop.
Scoring
- Severity
- HIGH
- CVSS base score
- 8.2
- CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
- EPSS probability
- 0.45%
- CWE
- CWE-252, CWE-606, CWE-770
- Published
- 2026-06-23
- Last modified
- 2026-08-13
Affected products
- Python Software Foundation CPython
- Python Software Foundation CPython
- Python Software Foundation CPython
- Python Software Foundation CPython
- Python Software Foundation CPython
- Python Software Foundation CPython
Weakness type
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