Answer in brief
CVE-2021-3563 records a Critical severity (CVSS 9.1) vulnerability in Openstack Keystone Incorrect Authorization vulnerability. The current sources do not mark it as known exploited. The current feed maps keystone (pip), keystone (pypi). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 9.1. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps keystone (pip), keystone (pypi). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| keystonepip | <=21.0.0 | Not reported |
| keystonepypi | >=0 | Not reported |
Published upstream
Aug 27, 2022
Evidence: source:ghsa:source_dates:source-dates:recordSource modified
Oct 27, 2026
Evidence: source:ghsa:source_dates:source-dates:recordFirst seen by HOL
Oct 27, 2026
A flaw was found in openstack-keystone, only the first 72 characters of an application secret are verified allowing attackers bypass some password complexity which administrators may be counting on. The highest threat from this vulnerability is to data confidentiality and integrity. A [patch](https://opendev.org/openstack/keystone/commit/7859ed26003858ebfd9a5e866b43f1a6a9e83dca) is available.
Quoted source text, attributed separately from HOL analysis.