CVE-2020-4640

medium

Description

Certain IBM API Connect 10.0.0.0 through 10.0.1.0 and 2018.4.1.0 through 2018.4.1.13 configurations can result in sensitive information in the URL fragment identifiers. This information can be cached in the intermediate nodes like proxy servers, cdn, logging platforms, etc. An attacker can make use of this information to perform attacks by impersonating a user. IBM X-Force ID: 185510.

References

https://www.ibm.com/support/pages/node/6410486

https://exchange.xforce.ibmcloud.com/vulnerabilities/185510

Details

Source: Mitre, NVD

Published: 2021-02-04

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 3.8

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

Severity: Low

CVSS v3

Base Score: 4.1

Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

Severity: Medium

EPSS

EPSS: 0.00076