CVE-2026-47159
MEDIUMVaultwarden < 1.36.0 SSO Discovery - Organization Enumeration
Title source: manualDescription
Vaultwarden is a Bitwarden-compatible server written in Rust. Prior to 1.36.0, Vaultwarden's SSO discovery and pre-validation flow returned organization-related SSO metadata including organizationIdentifier values for arbitrary email addresses and allowed a valid pre-validation JWT to be obtained with only the discovered identifier, enabling SSO-enabled organization enumeration and authentication workflow abuse. This issue is fixed in version 1.36.0.
References (4)
Core 4
Core References
X_Refsource_Confirm x_refsource_confirm
https://github.com/dani-garcia/vaultwarden/security/advisories/GHSA-hxqh-ff5p-wfr3
X_Refsource_Misc x_refsource_misc
https://github.com/dani-garcia/vaultwarden/pull/7163
X_Refsource_Misc x_refsource_misc
https://github.com/dani-garcia/vaultwarden/commit/d297e274a35dccd0f5d935e9d5934e0f7e9c0a87
X_Refsource_Misc x_refsource_misc
https://github.com/dani-garcia/vaultwarden/releases/tag/1.36.0
Scores
CVSS v4
6.9
EPSS
0.0037
EPSS Percentile
29.7%
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-287
Status
published
Products (1)
dani-garcia/vaultwarden
< 1.36.0
Published
Jul 15, 2026
Tracked Since
Jul 15, 2026