Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 9.8 | Critical | 3.0 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | GitHub Advisory Database |
- CISA KEV Not listed.
- EPSS 0.11, the 95th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
Sources
- GitHub Advisory Database: GHSA-7gcp-2gmq-w3xh
- OSV: GHSA-7gcp-2gmq-w3xh
- nvd.nist.gov/vuln/detail/CVE-2017-0899
- github.com/rubygems/rubygems/commit/1bcbc7fe637b03145401ec9c094066285934a7f1
- github.com/rubygems/rubygems/commit/ef0aa611effb5f54d40c7fba6e8235eb43c5a491
- hackerone.com/reports/226335
- access.redhat.com/errata/RHSA-2017:3485
- access.redhat.com/errata/RHSA-2018:0378
- access.redhat.com/errata/RHSA-2018:0583
- access.redhat.com/errata/RHSA-2018:0585
- github.com/rubygems/rubygems
- lists.debian.org/debian-lts-announce/2018/07/msg00012.html
- security.gentoo.org/glsa/201710-01
- web.archive.org/web/20170907215801/http://www.securitytracker.com/id/1039249