CVE-2016-7954

9.8 CRITICAL 9% exploit odds Fix listed Injection

What it is

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.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
Exploit odds: 8.8% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2016-12-22 22:59 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 00:53 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 8.8% in the next 30 days (EPSS).
Severity: 9.8 CRITICAL (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2016-12-22 22:59 UTC
Last modified: 2026-06-17 00:53 UTC
Exploit probability: 8.8% · EPSS, next 30 days
Weakness: CWE-94 · Code injection
Record status: Modified

Affected

Bundler 1.0.0
Bundler 1.0.1
Bundler 1.0.2
Bundler 1.0.3
Bundler 1.0.4
Bundler 1.0.5
Bundler 1.0.6
Bundler 1.0.7

Attack profile CVSS 3.0 · 9.8

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Raw vector

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

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2016-7954.md and follow it. Check whether this project is affected by CVE-2016-7954. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record