CVE-2024-56528

Name: CVE-2024-56528
Creator: NVD / NIST
Published: 2025-04-03T21:15:39.1+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.36%

Last modified Jun 17, 2026

CVE-2024-56528 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. This vulnerability affects Snowplow Collector 3.x before 3.3.0 (unless it’s set up behind a reverse proxy that establishes payload limits). It involves sending very large payloads to the Collector and can render it unresponsive to the rest of the requests. EPSS estimates a 0.36% chance of exploitation in the next 30 days.

Description

This vulnerability affects Snowplow Collector 3.x before 3.3.0 (unless it’s set up behind a reverse proxy that establishes payload limits). It involves sending very large payloads to the Collector and can render it unresponsive to the rest of the requests. As a result, data would not enter the pipeline and would be potentially lost.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.36%

28.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-400

Affected Software

Vendor	Product	Versions
Snowplow	Stream Collector	>= 3.0.0, < 3.3.0

References

https://support.snowplow.io/hc/en-us/articles/26318139354909-Update-Critical-Snowplow-Security-Updates-Impact-on-Open-Source-Software-UsersPatch, Release Notes

Timeline

Published: Apr 3, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-56528?

How severe is CVE-2024-56528?

CVE-2024-56528 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.

How do I fix CVE-2024-56528?

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-2024-56528?

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

Scan your code now

Source: NVD / NIST