CVE-2020-28919

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

1.08% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 62.7% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

2022-01-15 16:34Z4 YR AGO

Last updated

2024-08-04 16:41Z2 YR AGO

Reserved

2020-11-18

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

c1bfcf299dd811f40cb10192eaf8e0a5154f8c5bae18948e8c8f77e272c2cbfc

• checkmk.comhttps://checkmk.com/check_mk-werks.php?werk_id=11501x_refsource_MISC
• github.comhttps://github.com/tribe29/checkmk/commit/c00f450f884d8a229b7d8ab3f0452ed802a1ae04x_refsource_MISC
• github.comhttps://github.com/tribe29/checkmk/commit/e7fd8e4c90be490e4293ec91804d00ec01af5ca6x_refsource_MISC
• emacsninja.comhttps://emacsninja.com/posts/cve-2020-28919-stored-xss-in-checkmk-160p18.htmlx_refsource_MISC