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Vulnerabilities

Vulnerability · CVE-2020-10148

SolarWinds Orion Authentication Bypass Vulnerability

Published Dec 29, 2020 · catalog updated Jun 16, 2026 · SolarWinds Orion

Patch now

CVE-2020-10148 is in the CISA known-exploited catalog, due May 3, 2022. Confirm SolarWinds Orion against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Severity
Critical9.8
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
91.98%
Remediation
Remediation guidance
Affected products
cpe solarwinds/orion platform · vendor SolarWinds Orion

The SolarWinds Orion API is vulnerable to an authentication bypass that could allow a remote attacker to execute API commands. This vulnerability could allow a remote attacker to bypass authentication and execute API commands which may result in a compromise of the SolarWinds instance. SolarWinds Orion Platform versions 2019.4 HF 5, 2020.2 with no hotfix installed, and 2020.2 HF 1 are affected.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe solarwinds/orion platform2019.4
  • cpe solarwinds/orion platform2020.2
  • cpe solarwinds/orion platform2020.2.1
  • vendor SolarWinds Orionversion unspecified

How to fix CVE-2020-10148

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2020-10148 is in the CISA known-exploited catalog, due May 3, 2022. Confirm SolarWinds Orion against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Compare what you have installed with solarwinds/orion platform 2019.4; solarwinds/orion platform 2020.2; solarwinds/orion platform 2020.2.1. Apply updates per vendor instructions.

What should an analyst verify?

CWE-288; CWE-306: Missing Authentication for Critical Function. EPSS 91.98%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 29, 2020 · Catalog

    Detected

    The SolarWinds Orion API is vulnerable to an authentication bypass that could allow a remote attacker to execute API commands. This vulnerability could allow a remote attacker to bypass authentication and execute API commands which may result in a compromise of the SolarWinds instance. SolarWinds Orion Platform versions 2019.4 HF 5, 2020.2 with no hotfix installed, and 2020.2 HF 1 are affected.

  2. Nov 3, 2021 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. May 3, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    The SolarWinds Orion API is vulnerable to an authentication bypass that could allow a remote attacker to execute API commands. This vulnerability could allow a remote attacker to bypass authentication and execute API commands which may result in a compromise of the SolarWinds instance. SolarWinds Orion Platform versions 2019.4 HF 5, 2020.2 with no hotfix installed, and 2020.2 HF 1 are affected.

Sources

  • CISA KEVConfirmed exploitationCVE-2020-10148

    SolarWinds Orion API contains an authentication bypass vulnerability that could allow a remote attacker to execute API commands.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2020-10148

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2020-10148

    30-day exploitation probability 92.0%

    first.org
  • NIST NVDVulnerability recordCVE-2020-10148

    The SolarWinds Orion API is vulnerable to an authentication bypass that could allow a remote attacker to execute API commands. This vulnerability could allow a remote attacker to bypass authentication and execute API commands which may result in a compromise of the SolarWinds ins

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2020-10148

    SolarWinds Orion API contains an authentication bypass vulnerability that could allow a remote attacker to execute API commands.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.