CVE-2025-6075: Quadratic complexity in os.path.expandvars() with user-controlled template
Python Software Foundation · CPython
Vendor fix available · Affected: Python Software Foundation CPython · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 4% of scored CVEs
DescriptionCVE.org
If the value passed to os.path.expandvars() is user-controlled a performance degradation is possible when expanding environment variables.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- Python Software Foundation · CPythonbefore 3.9.25; from 3.10.0 before 3.10.20; from 3.11.0 before 3.11.15; from 3.12.0 before 3.12.13; from 3.13.0 before 3.13.10; from 3.14.0 before 3.14.1 and 1 more
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Published
- October 2025
CoverageNo articles yet
No CyberSIXT article names CVE-2025-6075 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.