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CVE-2020-25739 Details
Description
An issue was discovered in the gon gem before gon-6.4.0 for Ruby. MultiJson does not honor the escape_mode parameter to escape fields as an XSS protection mechanism. To mitigate, json_dumper.rb in gon now does escaping for XSS by default without relying on MultiJson.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/gazay/gon/commit/fe3c7b2191a992386dc9edd37de5447a4e809bc7 | CVE | PatchThird Party Advisory |
| https://lists.debian.org/debian-lts-announce/2020/09/msg00018.html | CVE | Mailing ListThird Party Advisory |
| https://usn.ubuntu.com/4560-1/ | CVE | Third Party Advisory |
| https://github.com/gazay/gon/commit/fe3c7b2191a992386dc9edd37de5447a4e809bc7 | [email protected] | PatchThird Party Advisory |
| https://lists.debian.org/debian-lts-announce/2020/09/msg00018.html | [email protected] | Mailing ListThird Party Advisory |
| https://usn.ubuntu.com/4560-1/ | [email protected] | Third Party Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| gon project gon | < 6.4.0 |
CPE
Remediation
| |
| canonical ubuntu linux | 18.04 |
CPE
Remediation
| |
| debian debian linux | 9.0 |
CPE
Remediation
| |
Change History
7 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Jan 31, 2023 | Modified Analysis | [email protected] |
| Oct 5, 2020 | CVE Modified | [email protected] |
| Sep 29, 2020 | Initial Analysis | [email protected] |
| Sep 26, 2020 | CVE Modified | [email protected] |