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Vulnerability record · CVE-2016-7954 · published 22 December 2016

CVE-2016-7954: Bundler code injection vulnerability

Bundler · Bundler

Bundler 1.x might allow remote attackers to inject arbitrary Ruby code into an application by leveraging a gem name collision on a secondary source. NOTE: this might overlap CVE-2013-0334.

9.8 CVSS 3.0 Critical EPSS 8.5% · top 5.2% CWE-94 · Code injection
9.8CVSS 3.0 base score, v2 7.5
8.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
16References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Bundler 1.x might allow remote attackers to inject arbitrary Ruby code into an application by leveraging a gem name collision on a secondary source. NOTE: this might overlap CVE-2013-0334.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://collectiveidea.com/blog/archives/2016/10/06/bundlers-multiple-source-security-vulnerability/ ExploitThird Party Advisory
http://www.openwall.com/lists/oss-security/2016/10/04/5 Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2016/10/04/7 Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2016/10/05/3 Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/93423 Third Party AdvisoryVDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1381951 Issue Tracking
https://github.com/bundler/bundler/issues/5051 Issue TrackingPatchThird Party Advisory
https://github.com/bundler/bundler/issues/5062 Issue TrackingPatchThird Party Advisory
http://collectiveidea.com/blog/archives/2016/10/06/bundlers-multiple-source-security-vulnerability/ ExploitThird Party Advisory
http://www.openwall.com/lists/oss-security/2016/10/04/5 Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2016/10/04/7 Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2016/10/05/3 Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/93423 Third Party AdvisoryVDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1381951 Issue Tracking
https://github.com/bundler/bundler/issues/5051 Issue TrackingPatchThird Party Advisory
https://github.com/bundler/bundler/issues/5062 Issue TrackingPatchThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2016-7954), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.