rubygem-activesupport: XSS Vulnerability in ActiveSupport::JSON.encode
Published Jul 26, 2015
4.3
MEDIUMCVSS 2.0
EPSS 2.78%
Description
Cross-site scripting (XSS) vulnerability in json/encoding.rb in Active Support in Ruby on Rails 3.x and 4.1.x before 4.1.11 and 4.2.x before 4.2.2 allows remote attackers to inject arbitrary web script or HTML via a crafted Hash that is mishandled during JSON encoding.
Affected products
No data.
- 3.0.0
- 3.1.0
- 3.2.0
- 3.2.1
- 3.2.2
- 3.2.3
- 3.2.4
- 3.2.5
- 3.2.6
- 3.2.7
- 3.2.8
- 3.2.9
- 3.2.10
- 3.2.11
- 3.2.12
- 3.2.13
- 3.2.15
- 3.2.16
- 3.2.17
- 4.1.0
- 4.1.1
- 4.1.2
- 4.1.3
- 4.1.4
- 4.1.5
- 4.1.6
- 4.1.7
- 4.1.8
- 4.2.0
- 4.2.1
- 3.2.14
No data.
CloudForms Management Engine 5
ruby193-rubygem-activesupport
Will not fix
Red Hat Software Collections
rh-ror41-rubygem-activesupport
Will not fix
Red Hat Software Collections
ror40-rubygem-activesupport
Not affected
Red Hat Software Collections
ruby193-rubygem-activesupport
Will not fix
Red Hat Subscription Asset Manager
ruby193-rubygem-activesupport
Will not fix
Red Hat Subscription Asset Manager
rubygem-activesupport
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| CloudForms Management Engine 5 | ruby193-rubygem-activesupport | Will not fix | n/a |
| Red Hat Software Collections | rh-ror41-rubygem-activesupport | Will not fix | n/a |
| Red Hat Software Collections | ror40-rubygem-activesupport | Not affected | n/a |
| Red Hat Software Collections | ruby193-rubygem-activesupport | Will not fix | n/a |
| Red Hat Subscription Asset Manager | ruby193-rubygem-activesupport | Will not fix | n/a |
| Red Hat Subscription Asset Manager | rubygem-activesupport | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:N/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.78% (0.02780) | 85.88th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.78% (0.02780) | 84.45th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.29% (0.00285) | 49.95th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.25% (0.00254) | 65.79th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.25% (0.00254) | 64.35th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.25% (0.00254) | 61.51th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
References (13)
- http://openwall.com/lists/oss-security/2015/06/16/17 mailing-listx_refsource_MLIST
- http://www.debian.org/security/2016/dsa-3464 vendor-advisoryx_refsource_DEBIAN
- http://www.securityfocus.com/bid/75231 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1033755 vdb-entryx_refsource_SECTRACK
- https://access.redhat.com/security/cve/CVE-2015-3226 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1232310 Issue Tracking
- https://github.com/advisories/GHSA-vxvp-4xwc-jpp6 Advisory
- https://groups.google.com/forum/message/raw?msg=rubyonrails-security/7VlB_pck3hU/3QZrGIaQW6cJ mailing-listx_refsource_MLISTVendor Advisory
- https://groups.google.com/g/rubyonrails-core/c/qBUqVlXERag/m/kuH3wQk1kxUJ
- https://nvd.nist.gov/vuln/detail/CVE-2015-3226
- https://web.archive.org/web/20200228033946/http://www.securityfocus.com/bid/75231
- https://web.archive.org/web/20200517005133/http://www.securitytracker.com/id/1033755
- https://www.cve.org/CVERecord?id=CVE-2015-3226
| Link | Providers | Tags |
|---|---|---|
| http://openwall.com/lists/oss-security/2015/06/16/17 | mailing-listx_refsource_MLIST | |
| http://www.debian.org/security/2016/dsa-3464 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.securityfocus.com/bid/75231 | vdb-entryx_refsource_BID | |
| http://www.securitytracker.com/id/1033755 | vdb-entryx_refsource_SECTRACK | |
| https://access.redhat.com/security/cve/CVE-2015-3226 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1232310 | Issue Tracking | |
| https://github.com/advisories/GHSA-vxvp-4xwc-jpp6 | Advisory | |
| https://groups.google.com/forum/message/raw?msg=rubyonrails-security/7VlB_pck3hU/3QZrGIaQW6cJ | mailing-listx_refsource_MLISTVendor Advisory | |
| https://groups.google.com/g/rubyonrails-core/c/qBUqVlXERag/m/kuH3wQk1kxUJ | ||
| https://nvd.nist.gov/vuln/detail/CVE-2015-3226 | ||
| https://web.archive.org/web/20200228033946/http://www.securityfocus.com/bid/75231 | ||
| https://web.archive.org/web/20200517005133/http://www.securitytracker.com/id/1033755 | ||
| https://www.cve.org/CVERecord?id=CVE-2015-3226 |
Change history (0)
No recorded changes yet.