CVE-2022-30034

Name: CVE-2022-30034
Creator: NVD / NIST
Published: 2022-06-02T14:15:51.427+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.6/10EPSS 1.34%

Last modified Jun 17, 2026

CVE-2022-30034 is a high-severity vulnerability rated 8.6/10 on the CVSS scale. 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.. EPSS estimates a 1.34% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

8.6/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

EPSS Probability

1.34%

67.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-287

Affected Software

Vendor	Product	Versions
Flower Project	Flower	< 1.2.0

References

http://githubcommherflower.comBroken Link, URL Repurposed
https://github.com/mher/flower/issues/1217Exploit, Issue Tracking
https://tprynn.github.io/2022/05/26/flower-vulns.htmlExploit, Third Party Advisory
http://githubcommherflower.comBroken Link, URL Repurposed
https://github.com/mher/flower/issues/1217Exploit, Issue Tracking
https://tprynn.github.io/2022/05/26/flower-vulns.htmlExploit, Third Party Advisory

Timeline

Published: Jun 2, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-30034?

How severe is CVE-2022-30034?

CVE-2022-30034 has a CVSS score of 8.6/10 (HIGH severity). The EPSS model estimates a 1.34% probability of exploitation in the next 30 days.

How do I fix CVE-2022-30034?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-30034?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST