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Product · rails

activesupport

5 known vulnerabilities.

activesupport at a glance

Last 12 months
3
Critical · all time
0
Exploited · all time
0
Public exploit · all time
0
New vulnerabilities per month · last 12 months
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All Critical High Medium Low Exploited only Public exploit

5 results · Feed

  • Medium 6.6
    CVE-2026-33176

    Rails Active Support has a possible DoS vulnerability in its number helpers

    Active Support is a toolkit of support libraries and Ruby core extensions extracted from the Rails framework. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1, Active Support number helpers accept strings containing scientific notation (e.g. `1e10000`), which …

    rails activesupport rails kube-fluentd-operator Debian Ubuntu Wolfi RubyGems
  • Medium 5.3
    CVE-2026-33170

    Rails Active Support has a possible XSS vulnerability in SafeBuffer#%

    Active Support is a toolkit of support libraries and Ruby core extensions extracted from the Rails framework. Prior to versions 8.1.2.1, 8.0.4.1, and 7.2.3.1, `SafeBuffer#%` does not propagate the `@html_unsafe` flag to the newly created buffer. If a `SafeBuf…

    rails activesupport rails kube-fluentd-operator Debian Ubuntu Wolfi RubyGems
  • Medium 6.9
    CVE-2026-33169

    Rails Active Support has a possible ReDoS vulnerability in number_to_delimited

    Active Support is a toolkit of support libraries and Ruby core extensions extracted from the Rails framework. `NumberToDelimitedConverter` uses a lookahead-based regular expression with `gsub!` to insert thousands delimiters. Prior to versions 8.1.2.1, 8.0.4.…

    rails activesupport rails kube-fluentd-operator Debian Ubuntu Wolfi RubyGems
  • Medium 5.3
    CVE-2023-28120

    Possible XSS Security Vulnerability in SafeBuffer#bytesplice

    There is a vulnerability in ActiveSupport if the new bytesplice method is called on a SafeBuffer with untrusted user input.

    rails activesupport rails rails Debian Ubuntu Alpine RubyGems
  • Medium 5.5
    CVE-2023-38037

    Active Support Possibly Discloses Locally Encrypted Files

    ActiveSupport::EncryptedFile writes contents that will be encrypted to a temporary file. The temporary file's permissions are defaulted to the user's current `umask` settings, meaning that it's possible for other users on the same system to read the contents …

    rails activesupport rails kube-fluentd-operator Debian Ubuntu Wolfi RubyGems