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 |
|---|---|---|---|---|
| 7.5 | High | 3.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | GitHub Advisory Database |
- CISA KEV Not listed.
- EPSS 0.026, the 85th percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 15:16 UTC First seen by agentprime
- 31 Oct 2026, 15:16 UTC Confirmed by OSV
Sources
- GitHub Advisory Database: GHSA-hv5j-3h9f-99c2
- OSV: GHSA-hv5j-3h9f-99c2
- nvd.nist.gov/vuln/detail/CVE-2023-28755
- www.ruby-lang.org/en/news/2023/03/28/redos-in-uri-cve-2023-28755
- www.ruby-lang.org/en/news/2022/12/25/ruby-3-2-0-released
- www.ruby-lang.org/en/downloads/releases
- security.netapp.com/advisory/ntap-20230526-0003
- security.gentoo.org/glsa/202401-27
- lists.fedoraproject.org/archives/list/[email protected]/message/WMIOPLBAAM3FEQNAXA2L7BDKOGSVUT5Z
- lists.fedoraproject.org/archives/list/[email protected]/message/G76GZG3RAGYF4P75YY7J7TGYAU7Z5E2T
- lists.fedoraproject.org/archives/list/[email protected]/message/FFZANOQA4RYX7XCB42OO3P24DQKWHEKA
- lists.fedoraproject.org/archives/list/[email protected]/message/27LUWREIFTP3MQAW7QE4PJM4DPAQJWXF
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WMIOPLBAAM3FEQNAXA2L7BDKOGSVUT5Z
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QA6XUKUY7B5OLNQBLHOT43UW7C5NIOQQ