PT-2019-6582

CVE-2010-4237

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Published

2019-10-29

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Updated

2026-07-02

Description by

CVSS 3.1
5.9
Medium
MetricsAV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Name of the Vulnerable Software and Affected Versions Mercurial versions prior to 1.6.4
Description The issue allows remote attackers who acquire a certificate signed by a Certificate Authority to perform a man-in-the-middle attack due to the failure to verify the Common Name field of SSL certificates.
Recommendations For versions prior to 1.6.4, update to version 1.6.4 or later to resolve the issue.
Exploitability
Fix
Impacts
Researchers
Vendors
Affected products
Related identifiers
GHSA-7GF7-7WX4-MXMW
PYSEC-2026-665
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