CVE-2022-45442highCWE-494

CVE-2022-45442: high-severity vulnerability in sinatra

Sinatra vulnerable to Reflected File Download attack

Published · Updated

21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.8epss 0.7%
exploitation probability
0.7%top 49% of all CVEs
observed exploitation
nono source reports it
Sinatra is a domain-specific language for creating web applications in Ruby. An issue was discovered in Sinatra 2.0 before 2.2.3 and 3.0 before 3.0.4. An application is vulnerable to a reflected file download (RFD) attack that sets the Content-Disposition header of a response when the filename is derived from user-supplied input. Version 2.2.3 and 3.0.4 contain patches for this issue.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
sinatra · sinatra
Related CVEs — sinatra

In the same product, most dangerous first.

CVE-2025-61921LOWSinatra has ReDoS vulnerability in ETag header value generationEPSS 0.5%
References
https://github.com/advisories/GHSA-8x94-hmjh-97hqhttps://github.com/sinatra/sinatra/commit/ea8fc9495a350f7551b39e3025bfcd06f49f363bhttps://github.com/sinatra/sinatra/security/advisories/GHSA-2x8x-jmrp-phxwhttps://lists.debian.org/debian-lts-announce/2023/01/msg00005.htmlhttps://lists.debian.org/debian-lts-announce/2024/09/msg00020.htmlhttps://www.blackhat.com/docs/eu-14/materials/eu-14-Hafif-Reflected-File-Download-A-New-Web-Attack-Vector.pdf