CVE-2026-82468
Publication date 31 August 2026
Last updated 31 August 2026
Ubuntu priority
Description
Rodauth before 2.47.0 contains a cross-site request forgery protection bypass vulnerability in the JSON request content type validation. Attackers can craft cross-origin form posts with content types containing application/json substrings to bypass CSRF token validation and force victims to authenticate to attacker-controlled accounts.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| ruby-rodauth | 26.04 LTS resolute | Not in release |
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy | Not in release |
Severity score breakdown
CVSS version:
Base score
4.9 · Medium
Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N
Base score
4.7 · Medium
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
References
Other references
- https://www.cve.org/CVERecord?id=CVE-2026-82468
- https://github.com/jeremyevans/rodauth/security/advisories/GHSA-hh2f-xw94-5p79
- https://github.com/jeremyevans/rodauth
- https://github.com/jeremyevans/rodauth/commit/3e0d7ab2d49a5733d1afcaaf1062b8a8258aa57a
- https://www.vulncheck.com/advisories/rodauth-before-2.47.0-csrf-protection-bypass-via-content-type