CVE-2021-35227

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

0.47% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 40.8% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

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

2021-10-21 17:41Z5 YR AGO

Last updated

2024-09-16 23:15Z2 YR AGO

Reserved

2021-06-22

Assigning CNA

SolarWinds

Record state

PUBLISHED

Severity

Medium (CVSS 4.7)

CNA CVSS vector

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

Weaknesses

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base
• CWE-502Deserialization of Untrusted DataBase

Data version

5.1

Document digest

55ba9d59ffaeab2e91fc517e0edc81a36db527ad94b5fd2c664aa1c19fb9eb28

• www.solarwinds.comhttps://www.solarwinds.com/trust-center/security-advisories/cve-2021-35227x_refsource_MISC
• documentation.solarwinds.comhttps://documentation.solarwinds.com/en/success_center/arm/content/release_notes/arm_2021-4_release_notes.htmx_refsource_MISC