PT-2019-6582 · Mercurial · Mercurial

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CVE-2010-4237

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Published

2019-10-29

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Updated

2026-07-02

CVSS v3.1

5.9

Medium

VectorAV: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.

Fix

Improper Certificate Validation

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Weakness Enumeration

Related Identifiers

CVE-2010-4237
GHSA-7GF7-7WX4-MXMW
PYSEC-2026-665

Affected Products

Mercurial