CVE-2021-42836

HIGH

gjson < 1.9.3 - Uncontrolled Resource Consumption via ReDoS

Title source: llm
STIX 2.1

Description

GJSON before 1.9.3 allows a ReDoS (regular expression denial of service) attack.

References (5)

Core 5
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://github.com/tidwall/gjson/issues/236
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://github.com/tidwall/gjson/issues/237
Release Notes, Third Party Advisory x_refsource_misc
https://github.com/tidwall/gjson/compare/v1.9.2...v1.9.3

Scores

CVSS v3 7.5
EPSS 0.0225
EPSS Percentile 80.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-400
Status published
Products (2)
gjson_project/gjson < 1.9.3
tidwall/gjson 0 - 1.9.3Go
Published Oct 22, 2021
Tracked Since Feb 18, 2026