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 |
|---|---|---|---|---|
| 8.8 | High | 3.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CNA (GitHub_M) |
- CISA KEV Not listed.
- EPSS 0.0069, the 53rd percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
Sources
- GitHub Advisory Database: GHSA-2x8x-jmrp-phxw
- OSV: GHSA-2x8x-jmrp-phxw
- github.com/sinatra/sinatra/security/advisories/GHSA-2x8x-jmrp-phxw
- nvd.nist.gov/vuln/detail/CVE-2022-45442
- github.com/sinatra/sinatra/commit/ea8fc9495a350f7551b39e3025bfcd06f49f363b
- github.com/advisories/GHSA-8x94-hmjh-97hq
- github.com/rubysec/ruby-advisory-db/blob/master/gems/sinatra/CVE-2022-45442.yml
- github.com/sinatra/sinatra
- lists.debian.org/debian-lts-announce/2023/01/msg00005.html
- lists.debian.org/debian-lts-announce/2024/09/msg00020.html
- www.blackhat.com/docs/eu-14/materials/eu-14-Hafif-Reflected-File-Download-A-New-Web-Attack-Vector.pdf