Vulnerability · Published Mar 20, 2025 · Assigned by @huntr_ai

CVE-2024-8183CORS Misconfiguration in prefecthq/prefect

High 7.6

In plain English

A high-severity security flaw in prefecthq/prefect from prefecthq. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.0)7.6High

Exploit odds (30 days)0.2%top 92.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A CORS (Cross-Origin Resource Sharing) misconfiguration in prefecthq/prefect version 2.20.2 allows unauthorized domains to access sensitive data. This vulnerability can lead to unauthorized access to the database, resulting in potential data leaks, loss of confidentiality, service disruption, and data integrity risks.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
PyPI	prefect	3.0.3	GHSA-4v9f-r55g-g6hc
PyPI	prefect	2.20.17	GHSA-4v9f-r55g-g6hc
PyPI	prefect	2.20.17, 3.0.3	PYSEC-2026-1800

Affected products (as reported)

Vendor	Product	Versions
prefecthq	prefecthq/prefect	unspecified – before 3.0.3

Weakness: CWE-346 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L

In plain English

Official description

Affected packages & fixed versions

Affected products (as reported)

References