Out-of-Bounds Affecting cjson package, versions *


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.53% (43rd percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-CJSON-19666196
  • published10 Sept 2026
  • disclosed10 Sept 2026

Introduced: 10 Sep 2026

CVE-2026-87933  (opens in a new tab)
CWE-119  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

There is no fixed version for Debian:unstable cjson.

NVD Description

Note: Versions mentioned in the description apply only to the upstream cjson package and not the cjson package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

A vulnerability was found in DaveGamble cJSON up to 1.7.19. The affected element is the function cJSONUtils_MergePatch of the file cJSON_Utils.c. The manipulation results in use after free. The attack may be launched remotely. The exploit has been made public and could be used. The pull request to fix this issue awaits acceptance.

CVSS Base Scores

version 3.1