CVE-2019-20439

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.03% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 61.2% of scored records. A rank, not a probability.

NVD base score

4.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2020-01-27 23:37Z6 YR AGO

Last updated

2024-08-05 02:39Z2 YR AGO

Reserved

2020-01-27

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Low (CVSS 3.5)

CNA CVSS vector

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

Weaknesses

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base

Data version

5.1

Document digest

9277ecfe92bf3768a5b832a37bed1960719db5c63f30eabfd17d61c82d970629

• docs.wso2.comhttps://docs.wso2.com/display/Security/Security+Advisory+WSO2-2019-0644x_refsource_MISC
• github.comhttps://github.com/cybersecurityworks/Disclosed/issues/21x_refsource_MISC
• cybersecurityworks.comhttps://cybersecurityworks.com/zerodays/cve-2019-20439-wso2.htmlx_refsource_MISC