CVE-2017-17536

Phabricator before 2017-11-10 does not block the --config and --debugger flags to the Mercurial hg program, which allows remote attackers to execute arbitrary code by using the web UI to browse a branch whose name begins with a --config= or --debugger= substring.

• https://hackerone.com/reports/288704Issue Tracking, Third Party Advisory
• https://secure.phabricator.com/T13012Issue Tracking, Patch, Vendor Advisory
• https://hackerone.com/reports/288704Issue Tracking, Third Party Advisory
• https://secure.phabricator.com/T13012Issue Tracking, Patch, Vendor Advisory

Published

Dec 11, 2017

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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