CVE-2020-4490

mediumpriority · track · 24EPSS 0.009 · 58 %ileEUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
0.86% (58th) EPSS
CVSS 5.8 · medium
Is it mine?
26 products
Check your exposure
Who says so?
2 sources
cnnvd · enisa_euvd

EPSS · scored 2026-10-27

IBM Business Automation Workflow 18 and 19, and IBM Business Process Manager 8.0, 8.5, and 8.6 could allow a remote attacker to bypass security restrictions, caused by a reverse tabnabbing flaw. An attacker could exploit this vulnerability and redirect a vitcim to a phishing site. IBM X-Force ID: 181989

01

cvss

Technical severity, 0–10. One row per scoring source.

6.1
010

base score 0–10 · higher = more severe · hover a vector to decode

v2.05.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Nprimary · NVD / NIST USexploitability 8.6 · impact 4.9
v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 2.7
v3.05.3mediumCVSS:3.0/UI:R/S:U/AV:N/PR:N/A:N/AC:H/I:H/C:N/E:U/RL:O/RC:Csecondary · ENISA EU
v3.05.3mediumCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:Nsecondary · psirt@us.ibm.com USexploitability 1.6 · impact 3.6
v3.15.6mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)
02

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-116USLLM-inferred
03

affected products (26)

Products and version ranges known to be affected.

showing 20 of 26
04

also known as (3)

Other names and identifiers for this entity.

05

sources

Which sources assert this record, and when.

cnnvdenisa_euvdNVDCVE.orgMITRE
published 2020-05-29modified 2026-06-17
06

references (8)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan