CVE-2026-53940 Conda - Path Traversal & Remote Code Execution

Conda < 26.5.2 contains a path traversal caused by unvalidated entry-point commands in noarch:python package metadata, letting attackers write files outside the installation prefix or overwrite entry points, exploit requires package installation.

CVSS base score 8.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.55% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Path Traversal
Impact
Remote Code Execution, File System Write
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published
21 September 2026
Updated
15 October 2026
Weakness
CWE-22

Vendor fix

Update to version 26.5.2 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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