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Fencer Vulns
high 8.9

CVE-2021-35213 json

Orion User setting Improper Access Control Privilege Escalation Vulnerability

published 2021-08-31 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-21856

cvss
8.9
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
3.4%
EPSS 3.4% chance of exploitation in 30 days, percentile 88%
public exploits
0
none known

Summary

An Improper Access Control Privilege Escalation Vulnerability was discovered in the User Setting of Orion Platform version 2020.2.5. It allows a guest user to elevate privileges to the Administrator using this vulnerability. Authentication is required to exploit the vulnerability.

Patch / fix

  • SolarWinds Orion Platform 2020.2.5

Exploit prediction

3.37% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.9 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 9.0 AV:N/AC:L/Au:S/C:C/I:C/A:C

Affected products

  • SolarWinds Orion Platform

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.