CVE-2020-10148

CRITICALNVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score elevated to 9.8 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 9.8 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 4 sources updated this weekExploited in the wild
9.8EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 92%CVSS: 9.8Exploit: cisa kev · ssvc active · epss top5pct · epss high · public exploitExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
99(Act)
EG Risk 99/100SSVC: Act

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity98% × 45%
Exploitation100% × 40%
Automatability100% × 15%
Action: Fix now — active exploitation, automatable, high impact.
EPSS PROB
92%
EPSS %ILE
100%
KEV
⚠ Exploited

Published

December 29, 2020

Last Modified

October 24, 2025

Advisory Details (4)

Auto-updated Sep 17, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: cert, cisa.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-10148
generic

Security Advisory | SolarWinds

https://www.solarwinds.com/securityadvisory
cert

VU#843464 - SolarWinds Orion API authentication bypass allows remote command execution

https://www.kb.cert.org/vuls/id/843464
cert

VU#843464 - SolarWinds Orion API authentication bypass allows remote command execution

https://kb.cert.org/vuls/id/843464

Weakness Classification(3)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 49× in last 7d / 217× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 761 total refreshes for this CVE.

  1. 2026-09-19 06:04 UTCGHSA enrichment
  2. 2026-09-19 02:05 UTCGHSA enrichment
  3. 2026-09-18 22:06 UTCEG score recompute
  4. 2026-09-18 22:06 UTCGHSA enrichment
  5. 2026-09-18 19:23 UTCEPSS rescore
  6. 2026-09-18 19:20 UTCCISA KEV update
  7. 2026-09-18 18:07 UTCGHSA enrichment
  8. 2026-09-18 14:15 UTCCISA KEV update
  9. 2026-09-18 14:00 UTCGHSA enrichment
  10. 2026-09-18 10:01 UTCGHSA enrichment
  11. 2026-09-18 06:02 UTCGHSA enrichment
  12. 2026-09-18 02:03 UTCGHSA enrichment
  13. 2026-09-17 22:03 UTCGHSA enrichment
  14. 2026-09-17 18:03 UTCGHSA enrichment
  15. 2026-09-17 14:03 UTCGHSA enrichment
  16. 2026-09-17 10:03 UTCGHSA enrichment
  17. 2026-09-17 06:04 UTCGHSA enrichment
  18. 2026-09-17 02:05 UTCGHSA enrichment
  19. 2026-09-16 22:06 UTCGHSA enrichment
  20. 2026-09-16 18:06 UTCGHSA enrichment
  21. 2026-09-16 14:10 UTCCISA KEV update
  22. 2026-09-16 14:07 UTCGHSA enrichment
  23. 2026-09-16 10:07 UTCGHSA enrichment
  24. 2026-09-16 06:09 UTCEG score recompute
  25. 2026-09-16 06:09 UTCGHSA enrichment
Show 75 more
  1. 2026-09-16 02:09 UTCGHSA enrichment
  2. 2026-09-15 22:10 UTCGHSA enrichment
  3. 2026-09-15 18:10 UTCGHSA enrichment
  4. 2026-09-15 14:10 UTCGHSA enrichment
  5. 2026-09-15 10:11 UTCGHSA enrichment
  6. 2026-09-15 06:10 UTCGHSA enrichment
  7. 2026-09-15 02:10 UTCGHSA enrichment
  8. 2026-09-14 22:09 UTCGHSA enrichment
  9. 2026-09-14 19:24 UTCCISA KEV update
  10. 2026-09-14 18:09 UTCGHSA enrichment
  11. 2026-09-14 14:10 UTCGHSA enrichment
  12. 2026-09-14 10:11 UTCGHSA enrichment
  13. 2026-09-14 06:12 UTCGHSA enrichment
  14. 2026-09-14 02:13 UTCGHSA enrichment
  15. 2026-09-13 22:14 UTCGHSA enrichment
  16. 2026-09-13 18:15 UTCGHSA enrichment
  17. 2026-09-13 14:16 UTCGHSA enrichment
  18. 2026-09-13 10:17 UTCGHSA enrichment
  19. 2026-09-13 06:17 UTCGHSA enrichment
  20. 2026-09-13 02:17 UTCGHSA enrichment
  21. 2026-09-12 22:18 UTCGHSA enrichment
  22. 2026-09-12 18:19 UTCGHSA enrichment
  23. 2026-09-12 14:19 UTCGHSA enrichment
  24. 2026-09-12 10:20 UTCGHSA enrichment
  25. 2026-09-12 06:21 UTCGHSA enrichment
  26. 2026-09-12 02:22 UTCGHSA enrichment
  27. 2026-09-11 22:22 UTCGHSA enrichment
  28. 2026-09-11 18:49 UTCCISA KEV update
  29. 2026-09-11 18:22 UTCGHSA enrichment
  30. 2026-09-11 14:22 UTCGHSA enrichment
  31. 2026-09-11 10:22 UTCEG score recompute
  32. 2026-09-11 10:22 UTCGHSA enrichment
  33. 2026-09-11 09:32 UTCEPSS rescore
  34. 2026-09-11 06:20 UTCGHSA enrichment
  35. 2026-09-11 02:21 UTCGHSA enrichment
  36. 2026-09-10 22:22 UTCGHSA enrichment
  37. 2026-09-10 19:28 UTCCISA KEV update
  38. 2026-09-10 18:23 UTCGHSA enrichment
  39. 2026-09-10 14:24 UTCGHSA enrichment
  40. 2026-09-10 10:25 UTCEG score recompute
  41. 2026-09-10 10:25 UTCGHSA enrichment
  42. 2026-09-10 06:26 UTCGHSA enrichment
  43. 2026-09-10 02:27 UTCGHSA enrichment
  44. 2026-09-09 22:27 UTCGHSA enrichment
  45. 2026-09-09 19:08 UTCCISA KEV update
  46. 2026-09-09 18:27 UTCGHSA enrichment
  47. 2026-09-09 14:27 UTCGHSA enrichment
  48. 2026-09-09 10:27 UTCGHSA enrichment
  49. 2026-09-09 06:27 UTCGHSA enrichment
  50. 2026-09-09 02:28 UTCGHSA enrichment
  51. 2026-09-08 22:26 UTCGHSA enrichment
  52. 2026-09-08 18:54 UTCCISA KEV update
  53. 2026-09-08 18:24 UTCGHSA enrichment
  54. 2026-09-08 14:25 UTCGHSA enrichment
  55. 2026-09-08 10:22 UTCGHSA enrichment
  56. 2026-09-08 06:20 UTCGHSA enrichment
  57. 2026-09-08 02:19 UTCGHSA enrichment
  58. 2026-09-07 22:20 UTCGHSA enrichment
  59. 2026-09-07 18:20 UTCEG score recompute
  60. 2026-09-07 18:20 UTCGHSA enrichment
  61. 2026-09-07 15:57 UTCEPSS rescore
  62. 2026-09-07 14:20 UTCGHSA enrichment
  63. 2026-09-07 10:17 UTCGHSA enrichment
  64. 2026-09-07 06:17 UTCGHSA enrichment
  65. 2026-09-07 02:15 UTCGHSA enrichment
  66. 2026-09-06 22:12 UTCGHSA enrichment
  67. 2026-09-06 18:13 UTCGHSA enrichment
  68. 2026-09-06 14:13 UTCEG score recompute
  69. 2026-09-06 14:13 UTCGHSA enrichment
  70. 2026-09-06 13:44 UTCEPSS rescore
  71. 2026-09-06 10:13 UTCGHSA enrichment
  72. 2026-09-06 06:11 UTCGHSA enrichment
  73. 2026-09-06 02:11 UTCGHSA enrichment
  74. 2026-09-05 22:12 UTCGHSA enrichment
  75. 2026-09-05 18:13 UTCEG score recompute

Publicly available exploits

(3 references)

Working exploit code is in the public domain (2 GitHub PoCs). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoCB1anda0/CVE-2020-10148
    First seen Jan 5, 2021

    SolarWinds Orion API 远程代码执行漏洞批量检测脚本

    Open source ↗
  • GitHub PoCrdoix/CVE-2020-10148-Solarwinds-Orion
    First seen Dec 29, 2020
    Open source ↗
  • Nucleihttp/cves/2020/CVE-2020-10148.yaml
    First seen Jan 1, 2020

    SolarWinds Orion API - Auth Bypass

    Open source ↗

Past incidents using this CVE

(1)

This CVE was central to one or more publicly-documented breaches. Each card links to authoritative reporting at the time of the incident.

  • SolarWinds Orion supply-chain attackDec 202018K+ affected

    SUNBURST malware planted in SolarWinds Orion updates; ~18,000 customers downloaded the trojanised build, including US Treasury, DHS, and Microsoft. Attributed to Russian SVR (APT29).

    Source: Reuters

Related CVEs(same CWE)

Frequently asked(6)

What is CVE-2020-10148?
CVE-2020-10148 is a critical vulnerability published on December 29, 2020. 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…
When was CVE-2020-10148 disclosed?
CVE-2020-10148 was first published in the National Vulnerability Database on December 29, 2020, with the most recent update on October 24, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2020-10148 actively exploited?
Yes. CISA added CVE-2020-10148 to the Known Exploited Vulnerabilities catalog on November 3, 2021, affecting SolarWinds Orion. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2020-10148?
CVE-2020-10148 has a CVSS v3 base score of 9.8 (NVD).
Which products are affected by CVE-2020-10148?
CVE-2020-10148 affects SolarWinds Orion. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2020-10148?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-10148, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2020-10148

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