Detections
Analytics

SCA: security update for urllib3 (GHSA-gm62-xv2j-4w53)

high Tenable Self-Hosted Container Security Plugin ID 436274

Description

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

 - urllib3 is a user-friendly HTTP client library for Python. Starting in version 1.24 and prior to 2.6.0,
 the number of links in the decompression chain was unbounded allowing a malicious server to insert a
 virtually unlimited number of compression steps leading to high CPU usage and massive memory allocation
 for the decompressed data. This vulnerability is fixed in 2.6.0. (CVE-2025-66418)

See Also

https://github.com/advisories/GHSA-gm62-xv2j-4w53

Plugin Details

Severity: High

ID: 436274

Version: Revision 1.5

Type: Local

Family: SCA Checks

Published: 12/5/2025

Updated: 1/27/2026

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

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.75

Vendor

Vendor Severity: High

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2025-66418

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

CVSS v4

Risk Factor: High

Base Score: 8.9

Threat Score: 6.3

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 12/5/2025

Vulnerability Publication Date: 12/5/2025

Reference Information

CVE: CVE-2025-66418

IAVA: 2025-A-0900-S

cwe: CWE-770