CVE-2024-31755

Name: CVE-2024-31755
Creator: NVD / NIST
Published: 2024-04-26T03:15:06.69+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.6/10EPSS 0.65%

Last modified Jun 17, 2026

CVE-2024-31755 is a high-severity vulnerability rated 7.6/10 on the CVSS scale. cJSON v1.7.17 was discovered to contain a segmentation violation, which can trigger through the second parameter of function cJSON_SetValuestring at cJSON.c.. EPSS estimates a 0.65% chance of exploitation in the next 30 days.

Description

cJSON v1.7.17 was discovered to contain a segmentation violation, which can trigger through the second parameter of function cJSON_SetValuestring at cJSON.c.

Metrics

CVSS 3.1

7.6/10

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

EPSS Probability

0.65%

46.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Cjson Project	Cjson	1.7.17

References

https://github.com/DaveGamble/cJSON/issues/839Exploit, Issue Tracking, Vendor Advisory
https://github.com/DaveGamble/cJSON/issues/839Exploit, Issue Tracking, Vendor Advisory

Timeline

Published: Apr 26, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-31755?

cJSON v1.7.17 was discovered to contain a segmentation violation, which can trigger through the second parameter of function cJSON_SetValuestring at cJSON.c.

How severe is CVE-2024-31755?

CVE-2024-31755 has a CVSS score of 7.6/10 (HIGH severity). The EPSS model estimates a 0.65% probability of exploitation in the next 30 days.

How do I fix CVE-2024-31755?

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-2024-31755?

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

Scan your code now

Source: NVD / NIST