Vulnerability · Published Aug 29, 2026 · Assigned by VulnCheck

CVE-2026-82468Rodauth before 2.47.0 CSRF Protection Bypass via Content-Type

Medium 4.7

In plain English

A medium-severity cross-site request forgery in rodauth from jeremyevans. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)4.7Medium

Exploit odds (30 days)0.2%top 92.3% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Debian:14	ruby-rodauth	2.47.0-1	DEBIAN-CVE-2026-82468
Ubuntu:26.10	ruby-rodauth	no fix listed	UBUNTU-CVE-2026-82468

Affected products (as reported)

Vendor	Product	Versions
jeremyevans	rodauth	0 – before 2.47.0

Weakness: CWE-352 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N

References

Patch Commit patch
GitHub Security Advisory (GHSA-hh2f-xw94-5p79) vendor-advisory
https://github.com/jeremyevans/rodauth product
VulnCheck Advisory: Rodauth before 2.47.0 CSRF Protection Bypass via Content-Type third-party-advisory