--- title: "Rails vulnerabilities: CVEs, CISA KEV and security advisories" url: https://radicalnotion.ai/vendor/rails type: vendor description: "Rails has 147 published CVEs, 2 in CISA KEV and 53 with public exploits." updated: 2026-11-04 source: RadicalNotion.AI license: CC BY-NC 4.0 (https://creativecommons.org/licenses/by-nc/4.0/) --- # Rails vulnerabilities - **Published CVEs:** 147 - **In CISA KEV:** 2 - **With a public exploit:** 53 - **With a patch:** 144 - **Average CVSS:** 6.2 - **CVEs in the last two years:** 22 - **First CVE:** 2006-08-14 - **Latest CVE:** 2026-11-04 ## Severity breakdown | Severity | CVEs | | --- | --- | | Critical | 11 | | High | 40 | | Medium | 85 | | Low | 11 | | Unscored | 0 | ## Most affected products | Product | CVEs | | --- | --- | | [rails](https://radicalnotion.ai/vendor/rails/rails) | 110 | | [actionpack](https://radicalnotion.ai/vendor/rails/actionpack) | 46 | | [rails-html-sanitizer](https://radicalnotion.ai/vendor/rails/rails-html-sanitizer) | 15 | | [activerecord](https://radicalnotion.ai/vendor/rails/activerecord) | 15 | | [ActiveSupport](https://radicalnotion.ai/vendor/rails/activesupport) | 13 | | [activestorage](https://radicalnotion.ai/vendor/rails/activestorage) | 9 | | [actionview](https://radicalnotion.ai/vendor/rails/actionview) | 8 | | [https://github.com/rails/rails](https://radicalnotion.ai/vendor/rails/https-github-com-rails-rails) | 3 | ## Most common weakness types | CWE | Name | CVEs | | --- | --- | --- | | [CWE-79](https://radicalnotion.ai/cwe/cwe-79) | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | 42 | | [CWE-400](https://radicalnotion.ai/cwe/cwe-400) | Uncontrolled Resource Consumption | 12 | | [CWE-20](https://radicalnotion.ai/cwe/cwe-20) | Improper Input Validation | 11 | | [CWE-89](https://radicalnotion.ai/cwe/cwe-89) | Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') | 10 | | [CWE-200](https://radicalnotion.ai/cwe/cwe-200) | Exposure of Sensitive Information to an Unauthorized Actor | 8 | | [CWE-22](https://radicalnotion.ai/cwe/cwe-22) | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') | 6 | | [CWE-1333](https://radicalnotion.ai/cwe/cwe-1333) | Inefficient Regular Expression Complexity | 5 | | [CWE-601](https://radicalnotion.ai/cwe/cwe-601) | URL Redirection to Untrusted Site ('Open Redirect') | 5 | ## Assigning CNAs | CNA | CVEs | | --- | --- | | [redhat](https://radicalnotion.ai/cna/redhat) | 45 | | [hackerone](https://radicalnotion.ai/cna/hackerone) | 44 | | [GitHub\_M](https://radicalnotion.ai/cna/github-m) | 36 | | [mitre](https://radicalnotion.ai/cna/mitre) | 21 | | [VulDB](https://radicalnotion.ai/cna/vuldb) | 1 | ## CVEs by year | Year | CVEs published | | --- | --- | | 2019 | 4 | | 2020 | 11 | | 2021 | 10 | | 2022 | 13 | | 2023 | 7 | | 2024 | 15 | | 2025 | 8 | | 2026 | 14 | ## Latest CVEs | CVE | Title | Severity | CVSS | EPSS | CISA KEV | Published | | --- | --- | --- | --- | --- | --- | --- | | CVE-2026-122006 | - | critical | 9.8 | 0.7% | No | 2026-11-04 | | CVE-2026-73648 | rails-html-sanitizer: Possible XSS vulnerability with certain configurations | medium | 5.1 | 0.5% | No | 2026-08-13 | | CVE-2026-66066 | Action Pack: Possible arbitrary file read and remote code execution in Active Storage variant processing | critical | 9.5 | 32.9% | No | 2026-07-30 | | CVE-2026-33658 | Rails Active Storage has a possible DoS vulnerability in proxy mode via multi-range requests | low | 2.3 | 0.5% | No | 2026-03-26 | | CVE-2026-33202 | Rails Active Storage has possible glob injection in its DiskService | medium | 6.6 | 0.7% | No | 2026-03-23 | | CVE-2026-33195 | Rails Active Storage has possible Path Traversal in DiskService | high | 8.0 | 0.6% | No | 2026-03-23 | | CVE-2026-33176 | Rails Active Support has a possible DoS vulnerability in its number helpers | medium | 6.6 | 0.9% | No | 2026-03-23 | | CVE-2026-33174 | Rails Active Storage has a possible DoS vulnerability when in proxy mode via Range requests | medium | 6.6 | 0.6% | No | 2026-03-23 | | CVE-2026-33173 | Rails Active Storage has possible content type bypass via metadata in direct uploads | medium | 5.3 | 0.4% | No | 2026-03-23 | | CVE-2026-33170 | Rails Active Support has a possible XSS vulnerability in SafeBuffer#% | medium | 5.3 | 0.3% | No | 2026-03-23 | | CVE-2026-33169 | Rails Active Support has a possible ReDoS vulnerability in number\_to\_delimited | medium | 6.9 | 0.7% | No | 2026-03-23 | | CVE-2026-33168 | Rails has a possible XSS vulnerability in its Action View tag helpers | low | 2.3 | 0.7% | No | 2026-03-23 | ## Frequently asked questions ### How many CVEs does Rails have? Rails has 147 published CVE records since 2006, including 22 in the last two years. ### How many Rails CVEs are in CISA KEV? 2 of Rails's CVEs are listed in CISA's Known Exploited Vulnerabilities catalog, confirmed exploited in the wild and carrying a CISA remediation deadline. ### Which Rails products have the most CVEs? The Rails products with the most published CVEs are rails, actionpack, rails-html-sanitizer, activerecord, ActiveSupport. ### What are the most common weakness types in Rails CVEs? Rails's CVEs most often map to these CWE weakness types: CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')), CWE-400 (Uncontrolled Resource Consumption), CWE-20 (Improper Input Validation), CWE-89 (Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')). ### Are there public exploits for Rails vulnerabilities? Yes — 53 of Rails's CVEs have a known public exploit. ### How many critical Rails vulnerabilities are there? Rails has 11 critical and 40 high-severity CVEs. ### What is the average severity of Rails CVEs? The average CVSS base score across Rails's scored CVEs is 6.2. ## Related vendors - [Kaspersky](https://radicalnotion.ai/vendor/kaspersky) (149 CVEs) - [Ubuntu](https://radicalnotion.ai/vendor/ubuntu) (148 CVEs) - [AYS Pro](https://radicalnotion.ai/vendor/ays-pro) (148 CVEs) - [Hitachi Energy](https://radicalnotion.ai/vendor/hitachi-energy) (148 CVEs) - [weDevs](https://radicalnotion.ai/vendor/wedevs) (147 CVEs) - [PHPJabbers](https://radicalnotion.ai/vendor/php-jabbers) (146 CVEs) - [SICK](https://radicalnotion.ai/vendor/sick) (146 CVEs) - [Wago](https://radicalnotion.ai/vendor/wago) (146 CVEs) --- Source: [RadicalNotion.AI](https://radicalnotion.ai/vendor/rails). Licensed CC BY-NC 4.0; attribute RadicalNotion.AI and link the source page when you reuse this data.