CVE-2020-24164

Name: CVE-2020-24164
Creator: NVD / NIST
Published: 2020-09-11T06:15:11.903+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 1.11%

Last modified Jun 17, 2026

CVE-2020-24164 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A deserialization flaw is present in Taoensso Nippy before 2.14.2. In some circumstances, it is possible for an attacker to create a malicious payload that, when deserialized, will allow arbitrary code to be executed. EPSS estimates a 1.11% chance of exploitation in the next 30 days.

Description

A deserialization flaw is present in Taoensso Nippy before 2.14.2. In some circumstances, it is possible for an attacker to create a malicious payload that, when deserialized, will allow arbitrary code to be executed. This occurs because there is automatic use of the Java Serializable interface.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

1.11%

61.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-502

Affected Software

Vendor	Product	Versions
Taoensso	Nippy	< 2.14.2

References

https://github.com/ptaoussanis/nippy/issues/130Third Party Advisory
https://github.com/ptaoussanis/nippy/issues/130Third Party Advisory

Timeline

Published: Sep 11, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-24164?

How severe is CVE-2020-24164?

CVE-2020-24164 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.11% probability of exploitation in the next 30 days.

How do I fix CVE-2020-24164?

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-2020-24164?

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

Scan your code now

Source: NVD / NIST