# [MED] What’s new in CVSS 4.0

**Source:** Snyk
**Published:** 2023-11-08
**Article:** https://snyk.io/blog/cvss-4/

## Threat Profile

Snyk Blog In this article
Written by Paul Lascar 
November 8, 2023
0 mins read In this blog post, we will highlight Snyk’s view on the new vulnerability scoring framework, CVSS 4.0, which was released on November 1, 2023.
Why was it necessary? The revised framework emerges as an inherent progression in the landscape of cybersecurity vulnerabilities and as a solution to overcome soft spots in the previous methodology. Since its release in 2016, CVSS 3 has proved to be a robust assessment tool use…

## Indicators of Compromise (high-fidelity only)

- _No high-fidelity IOCs in the RSS summary._ If the source publishes a technical write-up with defanged IOCs in the body, those would be picked up automatically on the next pipeline run.

## MITRE ATT&CK Techniques

- _Narrative-keyword inference returned no technique mappings; review article for ATT&CK relevance manually._

## Kill chain phases observed

_(none detected from narrative keywords)_

## Recommended hunts

_No actionable hunts can be derived from the RSS summary alone. The article may still warrant manual review — open the source link for actor attribution, IOCs in the body, and TTP detail._


## Why this matters

Severity classified as **MED** based on: 0 use case(s) fired, 0 technique(s) inferred. Read the full article for actor attribution, tooling details, and any defanged IOCs in the body that aren't visible in the RSS summary.