How severe is CVE-2016-1000305?

No CVSS score has been assigned to CVE-2016-1000305 yet. Review the advisory details and affected package list to assess your exposure.

Which packages are affected by CVE-2016-1000305?

CVE-2016-1000305 affects the following packages: guard-livereload (RubyGems). Ecosystems affected: RubyGems.

How do I fix CVE-2016-1000305?

Update guard-livereload to 2.5.2 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2016-1000305 is resolved across your whole dependency graph.

How do I detect CVE-2016-1000305 in my RubyGems dependencies?

Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for guard-livereload, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

How do I mitigate CVE-2016-1000305 if there is no patch (or I can't update yet)?

Resolve every user-supplied path to its canonical form and reject anything that escapes the intended directory, and run the component under an account that has no read or write access outside the directory it legitimately serves.

Is CVE-2016-1000305 actively exploited in the wild?

No public exploit code has been indexed for CVE-2016-1000305 yet. This does not mean the vulnerability cannot be exploited — absence of public exploits does not imply safety. Apply the recommended fix and use O3 Security to monitor your exposure.

When was CVE-2016-1000305 published, and has it been updated?

CVE-2016-1000305 was published on July 31, 2026 and was last updated on July 31, 2026. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

💎 RubyGems

Not in CISA KEV

CVE-2016-1000305 — guard-livereload

Fix: guard/guard-livereload#158

CVE-2016-1000305 is a security vulnerability in guard-livereload. A fix is available for guard-livereload — see the affected versions and patch details below.

guard-livereload has a directory traversal vulnerability

Published

Jul 31, 2026

Updated

Jul 31, 2026

Affected

1 pkg

Patched

1 / 1

Exploits

None indexed

Exploitation data as of Jul 31, 2026 · OSV.dev, FIRST.org (EPSS)

Real-World Exposure

1 pkg affected

💎guard-livereload

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects RubyGems packages — download data is not available via public APIs for these ecosystems.

Description

The vulnerability allows remote attackers to read arbitrary files on the server by exploiting improper path validation in the livereload server functionality.

This vulnerability is related to the handling of file paths in the livereload server component, which could allow an attacker to traverse directories and access files outside the intended web root directory.

The issue was identified and reported through the DWF (Distributed Weakness Filing) project, which assigns CVE identifiers for security vulnerabilities.

A directory traversal vulnerability exists in guard-livereload before version 2.5.2.

Affected Packages

1 total 1 fixed

Ecosystem	Package	Vulnerable range	Fix
💎RubyGems	`guard-livereload`	all versions	2.5.2`bundle update guard-livereload --conservative`

Detection & mitigation playbook

Open-source dependency

Detect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for guard-livereload, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.
Fix
Update guard-livereload to 2.5.2 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2016-1000305 is resolved across your whole dependency graph.
Workarounds
Resolve every user-supplied path to its canonical form and reject anything that escapes the intended directory, and run the component under an account that has no read or write access outside the directory it legitimately serves.

Frequently Asked Questions

The vulnerability allows remote attackers to read arbitrary files on the server by exploiting improper path validation in the livereload server functionality. This vulnerability is related to the handling of file paths in the livereload server component, which could allow an attacker to traverse directories and access files outside the intended web root directory. The issue was identified and reported through the DWF (Distributed Weakness Filing) project, which assigns CVE identifiers for security vulnerabilities. A directory traversal vulnerability exists in guard-livereload before version

O3 Security · Impact-Aware SCA

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