CVE-2021-41230
MEDIUMPomerium 0.14.0-0.15.5 - Incorrect Authorization via OIDC Claims
Title source: llmDescription
Pomerium is an open source identity-aware access proxy. In affected versions changes to the OIDC claims of a user after initial login are not reflected in policy evaluation when using `allowed_idp_claims` as part of policy. If using `allowed_idp_claims` and a user's claims are changed, Pomerium can make incorrect authorization decisions. This issue has been resolved in v0.15.6. For users unable to upgrade clear data on `databroker` service by clearing redis or restarting the in-memory databroker to force claims to be updated.
References (2)
Core 2
Core References
Third Party Advisory x_refsource_confirm
https://github.com/pomerium/pomerium/security/advisories/GHSA-j6wp-3859-vxfg
Patch, Third Party Advisory x_refsource_misc
https://github.com/pomerium/pomerium/pull/2724
Scores
CVSS v3
5.3
EPSS
0.0083
EPSS Percentile
53.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Details
CWE
CWE-863
Status
published
Products (2)
pomerium/pomerium
0.14.0 - 0.15.6
pomerium/pomerium
0.14.0 - 0.15.6Go
Published
Nov 05, 2021
Tracked Since
Feb 18, 2026