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 | 3.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | GitHub Advisory Database |
- CISA KEV Not listed.
- EPSS 0.059, the 93rd percentile, on 10 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
Sources
- GitHub Advisory Database: GHSA-cr5j-953j-xw5p
- OSV: GHSA-cr5j-953j-xw5p
- nvd.nist.gov/vuln/detail/CVE-2019-5477
- github.com/sparklemotion/nokogiri/issues/1915
- github.com/sparklemotion/nokogiri/commit/5d30128343573a9428c86efc758ba2c66e9f12dc
- github.com/tenderlove/rexical/commit/a652474dbc66be350055db3e8f9b3a7b3fd75926
- hackerone.com/reports/650835
- github.com/rubysec/ruby-advisory-db/blob/master/gems/nokogiri/CVE-2019-5477.yml
- github.com/rubysec/ruby-advisory-db/blob/master/gems/rexical/CVE-2019-5477.yml
- github.com/sparklemotion/nokogiri
- github.com/tenderlove/rexical/blob/master/CHANGELOG.rdoc
- lists.debian.org/debian-lts-announce/2019/09/msg00027.html
- lists.debian.org/debian-lts-announce/2022/10/msg00018.html
- lists.debian.org/debian-lts-announce/2022/10/msg00019.html