CVE-2020-8823

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

1.89% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 77.7% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

Moderate. Red Hat's rating for its own products, not a CVSS rating.

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

2020-02-10 02:06Z6 YR AGO

Last updated

2024-08-04 10:12Z2 YR AGO

Reserved

2020-02-10

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

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

Data version

5.1

Document digest

2d847d7cb3d5a1b925c45db0ff082528ff6dbad13d509792635c643550c0e82c

• github.comhttps://github.com/theyiyibest/Reflected-XSS-on-SockJSx_refsource_MISC
• www.sockjs.orghttps://www.sockjs.orgx_refsource_MISC
• snyk.iohttps://snyk.io/vuln/SNYK-JS-SOCKJS-548397x_refsource_MISC
• github.comhttps://github.com/theyiyibest/Reflected-XSS-on-SockJS/issues/1x_refsource_MISC