What is CVE-2022-30034?

CVE-2022-30034 is a high-severity vulnerability in Flower Project, classified under Improper Authentication. CVSS score: 8.6/10. Published 2022-06-02.

How severe is CVE-2022-30034?

High severity. CVSS v3 base score is 8.6 out of 10.

Auth bypass in Flower Project

CVE-2022-30034

Flower, a web UI for the Celery Python RPC framework, all versions as of 05-02-2022 is vulnerable to an OAuth authentication bypass. An attacker could then access the Flower API to discover and invoke arbitrary Celery RPC calls or deny service by shutting down Celery task nodes.

Vulnerability class: Broken Authentication

Published 2022-06-02 · last modified 2026-07-09.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H.

EPSS exploit prediction

EPSS: 0.011 (63.3th percentile), scored 2026-10-04.

Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 63.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Flower Project

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

af854a3a-2127-422b-91ae-364da2661108 (URL Repurposed, Broken Link)
tprynn.github.io/2022/05/26/flower-vulns.html (Exploit, Third Party Advisory)
github.com/mher/flower/issues/1217 (Exploit, Issue Tracking)

Frequently asked questions

What is CVE-2022-30034?: CVE-2022-30034 is a high-severity vulnerability in Flower Project, classified under Improper Authentication. CVSS score: 8.6/10. Published 2022-06-02.
How severe is CVE-2022-30034?: High severity. CVSS v3 base score is 8.6 out of 10.