CVE-2026-123094: medium-severity vulnerability in huginn
Huginn before 2026.11.05 Stored XSS via OAuth Service Display Name
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.1epss 0.2%
Huginn before 2026.11.05 contains a stored cross-site scripting vulnerability in the service_label helper that marks unescaped OAuth service display names as html_safe. Authenticated attackers can connect an OAuth account with a crafted nickname, name or email and share it globally, executing JavaScript when victims attach it to Agents and view them, exposing Credentials, Agents and Events, and admin actions if the victim is an administrator.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Affected products
huginn · huginnRelated CVEs — huginn
In the same product, most dangerous first.
References
https://github.com/huginn/huginnhttps://github.com/huginn/huginn/blob/v2026.11.01/app/helpers/application_helper.rb#L78-L88https://github.com/huginn/huginn/commit/92229a5e7343bfffc740d31e42b9654b212b678bhttps://github.com/huginn/huginn/releases/tag/v2026.11.05https://github.com/huginn/huginn/security/advisories/GHSA-rjw9-xx87-f2wwhttps://hackmd.io/@leediay/SJtUoLFTfxhttps://www.vulncheck.com/advisories/huginn-before-2026.11.05-stored-xss-via-oauth-service-display-name