CVE-2021-35221

Status: ModifiedHigh (8.1)—

Improper Access Control Tampering Vulnerability using ImportAlert function which can lead to a Remote Code Execution (RCE) from the Alerts Settings page.

CVSS

Version: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Base score: 8.1

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 2.04%
Percentile among all scored CVEs: 81
Score date: 10/6/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Solarwinds — Orion Platform

CWEs

CWE-284
NVD-CWE-Other

References

Raw JSON (NVD)

Show

{
  "id": "CVE-2021-35221",
  "cveTags": [],
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    {
      "lang": "en",
      "value": "Improper Access Control Tampering Vulnerability using ImportAlert function which can lead to a Remote Code Execution (RCE) from the Alerts Settings page."
    },
    {
      "lang": "es",
      "value": "Una Vulnerabilidad de Manipulación del Control de Acceso Inapropiado usando la función ImportAlert que puede conllevar una Ejecución de Código Remota (RCE) desde la página Alerts Settings"
    }
  ],
  "lastModified": "2026-06-17T03:57:19.740",
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}