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 39× in last 7d / 209× 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 422 total refreshes for this CVE.

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

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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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