CVE-2020-8195

CRITICALNVD 6.59.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 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 6.5 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
9.0EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 33%CVSS: 6.5Exploit: cisa kev · ssvc active · epss top5pctExposed: 0

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

Improper input validation in Citrix ADC and Citrix Gateway versions before 13.0-58.30, 12.1-57.18, 12.0-63.21, 11.1-64.14 and 10.5-70.18 and Citrix SDWAN WAN-OP versions before 11.1.1a, 11.0.3d and 10.2.7 resulting in limited information disclosure to low privileged users.

CVSS v3
6.5
EG Score
9.0(high)
EG Risk
81(Attend)
EG Risk 81/100SSVC: Attend

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
Severity90% × 45%
Exploitation100% × 40%
Automatability0% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
33%
EPSS %ILE
98%
KEV
⚠ Exploited

Published

July 10, 2020

Last Modified

October 30, 2025

Advisory Details (3)

Auto-updated Jun 12, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: 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-2020-8195
generic

Loading...

https://support.citrix.com/article/CTX276688
generic

Packet Storm

http://packetstormsecurity.com/files/160047/Citrix-ADC-NetScaler-Local-File-Inclusion.html

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 54× in last 7d / 226× 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 859 total refreshes for this CVE.

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

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Frequently asked(6)

What is CVE-2020-8195?
CVE-2020-8195 is a critical vulnerability published on July 10, 2020. Improper input validation in Citrix ADC and Citrix Gateway versions before 13.0-58.30, 12.1-57.18, 12.0-63.21, 11.1-64.14 and 10.5-70.18 and Citrix SDWAN WAN-OP versions before 11.1.1a, 11.0.3d and 10.2.7 resulting in limited information disclosure to low privileged users.
When was CVE-2020-8195 disclosed?
CVE-2020-8195 was first published in the National Vulnerability Database on July 10, 2020, with the most recent update on October 30, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2020-8195 actively exploited?
Yes. CISA added CVE-2020-8195 to the Known Exploited Vulnerabilities catalog on November 3, 2021, affecting Citrix Application Delivery Controller (ADC), Gateway, and SD-WAN WANOP Appliance. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2020-8195?
CVE-2020-8195 has a CVSS v3 base score of 6.5 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2020-8195?
CVE-2020-8195 affects Citrix Application Delivery Controller (ADC), Gateway, and SD-WAN WANOP Appliance. 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-2020-8195?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-8195, 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.

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