# CVE-2016-10345: Phusion Passenger uses a known /tmp filename

Source: https://junglewise.ai/threats/cve-2016-10345-phusion-passenger-uses-a-known-tmp-filename  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2018-08-21  
License: CC BY 4.0 with a link back

CVE-2016-10345 · Severity: low · CVSS 3 · Published 2018-08-21

Phusion Passenger uses a known /tmp filename

Technologies: [passenger (RubyGems)](https://junglewise.ai/threats/technologies/passenger). Vendors: [RubyGems](https://junglewise.ai/threats/vendors/rubygems).

## Quick answers

**Is CVE-2016-10345 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2016-10345 being exploited in the wild.

**How severe is CVE-2016-10345?** Low severity, with a CVSS score of 3, published 21 August 2018.

**Which products and versions are affected?** passenger (RubyGems) ECOSYSTEM:introduced=0,fixed=5.1.0.

**Is there a fix for CVE-2016-10345?** Yes. passenger (RubyGems): upgrade to 5.1.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2016-10345?** Check whether you run passenger (RubyGems) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- passenger (RubyGems): upgrade to 5.1.0 or later

  ```sh
  bundle update passenger
  ```


## Affected products

- passenger (RubyGems) ECOSYSTEM:introduced=0,fixed=5.1.0

## Identifiers

- CVE-2016-10345
- GHSA-cqxw-3p7v-p9gr

## Related threats

- [Phusion Passenger denial of service](https://junglewise.ai/threats/cve-2025-26803-phusion-passenger-denial-of-service)
- [Phusion Passenger Race Condition Allows Privilege Escalation](https://junglewise.ai/threats/cve-2018-12029-phusion-passenger-race-condition-allows-privilege-escalation)
- [Phusion Passenger SpawningKit Contains Arbitrary Read/Write Vulnerability](https://junglewise.ai/threats/cve-2018-12026-phusion-passenger-spawningkit-contains-arbitrary-read-write)
- [Phusion Passenger incorrect permission assignment](https://junglewise.ai/threats/cve-2018-12615-phusion-passenger-incorrect-permission-assignment)
- [Incorrect Access Control in Phusion Passenger](https://junglewise.ai/threats/cve-2018-12028-incorrect-access-control-in-phusion-passenger)