Detections
Analytics

SCA: security update for json-jwt (GHSA-mj4x-wcxf-hm8x)

medium Tenable Self-Hosted Container Security Plugin ID 421930

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - Nov json-jwt version >= 0.5.0 && < 1.9.4 contains a CWE-347: Improper Verification of Cryptographic
 Signature vulnerability in Decryption of AES-GCM encrypted JSON Web Tokens that can result in Attacker can
 forge a authentication tag. This attack appear to be exploitable via network connectivity. This
 vulnerability appears to have been fixed in 1.9.4 and later. (CVE-2018-1000539)

See Also

https://github.com/advisories/GHSA-mj4x-wcxf-hm8x

Plugin Details

Severity: Medium

ID: 421930

Version: Revision 1.3

Type: Local

Family: SCA Checks

Published: 3/28/2025

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 1.2

Percentile: 0.01

Vendor

Vendor Severity: Medium

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

CVSS Score Source: CVE-2018-1000539

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 7/31/2018

Vulnerability Publication Date: 6/26/2018

Reference Information

CVE: CVE-2018-1000539

cwe: CWE-347