Detections
Analytics

SCA: security update for seroval (GHSA-hj76-42vx-jwp4)

critical Tenable Self-Hosted Container Security Plugin ID 436859

Description

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

 - seroval facilitates JS value stringification, including complex structures beyond JSON.stringify
 capabilities. In versions 1.4.0 and below, due to improper input validation, a malicious object key can
 lead to prototype pollution during JSON deserialization. This vulnerability affects only JSON
 deserialization functionality. This issue is fixed in version 1.4.1. (CVE-2026-23736)

See Also

https://github.com/advisories/GHSA-hj76-42vx-jwp4

Plugin Details

Severity: Critical

ID: 436859

Version: Revision 1.12

Type: Local

Family: SCA Checks

Published: 1/21/2026

Updated: 7/2/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.88

Vendor

Vendor Severity: High

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2026-23736

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 1/21/2026

Vulnerability Publication Date: 1/21/2026

Reference Information

CVE: CVE-2026-23736