# secure_headers (RubyGems) vulnerabilities

Source: https://junglewise.ai/threats/technologies/secure-headers  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 13 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/secure-headers.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in secure_headers (RubyGems): 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-54163, was published on 17 July 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 3 (0 critical, 0 exploited in the wild)

## About secure_headers (RubyGems)

secure_headers is a Ruby gem that provides a suite of security-related HTTP headers for web applications.

## Latest secure_headers (RubyGems) vulnerabilities

- [CVE-2026-54163: GitHub secure_headers CSP directive injection in sandbox and report_to](https://junglewise.ai/threats/cve-2026-54163-github-secure-headers-csp-directive-injection-in-sandbox-and) (medium, CVSS 4.7, published 17 Jul 2026)
- [CVE-2020-5217: Directive injection when using dynamic overrides with user input](https://junglewise.ai/threats/cve-2020-5217-directive-injection-when-using-dynamic-overrides-with-user-input) (low, CVSS 3.1, published 23 Jan 2020)
- [CVE-2020-5216: Limited header injection when using dynamic overrides with user input in RubyGems secure_headers](https://junglewise.ai/threats/cve-2020-5216-limited-header-injection-when-using-dynamic-overrides-with-user) (low, CVSS 3.1, published 23 Jan 2020)

## Most severe secure_headers (RubyGems) vulnerabilities

- [CVE-2026-54163: GitHub secure_headers CSP directive injection in sandbox and report_to](https://junglewise.ai/threats/cve-2026-54163-github-secure-headers-csp-directive-injection-in-sandbox-and) (medium, CVSS 4.7, published 17 Jul 2026)
- [CVE-2020-5217: Directive injection when using dynamic overrides with user input](https://junglewise.ai/threats/cve-2020-5217-directive-injection-when-using-dynamic-overrides-with-user-input) (low, CVSS 3.1, published 23 Jan 2020)
- [CVE-2020-5216: Limited header injection when using dynamic overrides with user input in RubyGems secure_headers](https://junglewise.ai/threats/cve-2020-5216-limited-header-injection-when-using-dynamic-overrides-with-user) (low, CVSS 3.1, published 23 Jan 2020)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other RubyGems technologies

- [actionpack (RubyGems)](https://junglewise.ai/threats/technologies/actionpack): 77 vulnerabilities
- [nokogiri (RubyGems)](https://junglewise.ai/threats/technologies/nokogiri): 69 vulnerabilities
- [rack (RubyGems)](https://junglewise.ai/threats/technologies/rack): 55 vulnerabilities
- [activerecord (RubyGems)](https://junglewise.ai/threats/technologies/rubygems-activerecord): 26 vulnerabilities
- [rubygems-update (RubyGems)](https://junglewise.ai/threats/technologies/rubygems-update): 25 vulnerabilities
- [puppet (RubyGems)](https://junglewise.ai/threats/technologies/puppet): 23 vulnerabilities
- [activesupport (RubyGems)](https://junglewise.ai/threats/technologies/activesupport): 20 vulnerabilities
- [actionview (RubyGems)](https://junglewise.ai/threats/technologies/actionview): 19 vulnerabilities
- [activestorage (RubyGems)](https://junglewise.ai/threats/technologies/activestorage): 19 vulnerabilities
- [camaleon_cms (RubyGems)](https://junglewise.ai/threats/technologies/camaleon-cms): 19 vulnerabilities
- [rails-html-sanitizer (RubyGems)](https://junglewise.ai/threats/technologies/rails-html-sanitizer): 18 vulnerabilities
- [loofah (RubyGems)](https://junglewise.ai/threats/technologies/loofah): 17 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "secure_headers (RubyGems) vulnerabilities", https://junglewise.ai/threats/technologies/secure-headers, 13 November 2026.