CVE-2020-4757

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

1.29% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 69.7% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/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

2020-12-21 17:50Z5 YR AGO

Last updated

2024-09-16 17:43Z2 YR AGO

Reserved

2019-12-30

Assigning CNA

ibm

Record state

PUBLISHED

Severity

Medium (CVSS 6.4)

CNA CVSS vector

CVSS:3.0/C:L/I:L/A:N/UI:N/AV:N/S:C/PR:L/AC:L/E:H/RL:O/RC:C

Weaknesses

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

Data version

5.1

Document digest

158c93e19b0fdf5833c2c00a2c3a7ec201b528752ae5b1d41ae7ff72442267cb

• www.ibm.comhttps://www.ibm.com/support/pages/node/6388806x_refsource_CONFIRM
• exchange.xforce.ibmcloud.comibm-filenet-cve20204757-xss (188600)https://exchange.xforce.ibmcloud.com/vulnerabilities/188600vdb-entryx_refsource_XF
• www.gosecure.nethttps://www.gosecure.net/blog/2022/06/21/xss-vulnerability-in-ibm-content-navigator-cve-2020-4757/x_refsource_MISC