CVE-2020-9294

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-24. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Weaponized
9.8EG
EchelonGraph verdictMitigate this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 78%
  • Public exploit code is available (Metasploit, epss top5pct, epss high, public exploit)
CISA-KEV: Not listedEPSS PROB: 78%CVSS: 9.8Exploit: Metasploit · epss top5pct · epss high · public exploitExposed services: Not assessed

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

An improper authentication vulnerability in FortiMail 5.4.10, 6.0.7, 6.2.2 and earlier and FortiVoiceEntreprise 6.0.0 and 6.0.1 may allow a remote unauthenticated attacker to access the system as a legitimate user by requesting a password change via the user interface.

CVSS v3
9.8
EG Score
9.8CRITICALmedium confidence
EG Risk
80
EG Risk 80/100CISA SSVC

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%
Exploitation78% × 40%
Automatability30% × 15%
CISA SSVC: Track at low, Track* at medium and Attend at high mission impact.
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.
EPSS PROB
78%
EPSS %ILE
99th
KEV
Not listed

CISA SSVCTrack at low, Track* at medium and Attend at high mission impact.

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.

Exploitation public PoC (EG-KEV: weaponized) · Automatable unknown (not published for this CVE) · Technical impact total (CVSS ≥ 9.0). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

April 27, 2020

Last Modified

November 21, 2024

Advisory Details (1)

Auto-updated Oct 4, 2026
No fix on record yet.
generic

PSIRT | FortiGuard Labs

https://fortiguard.com/psirt/FG-IR-20-045

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 5× in last 7d / 16× 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.

  1. 2026-10-03 14:22 UTCEPSS rescore
  2. 2026-10-03 14:22 UTCEPSS rescore
  3. 2026-10-02 16:22 UTCEPSS rescore
  4. 2026-09-30 15:25 UTCEG score recompute
  5. 2026-09-30 14:59 UTCEPSS rescore
  6. 2026-09-26 15:54 UTCEPSS rescore
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  21. 2026-08-30 19:14 UTCEPSS rescore
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  24. 2026-08-19 17:00 UTCEPSS rescore
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  1. 2026-08-16 02:11 UTCEPSS rescore
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  5. 2026-08-05 19:14 UTCEPSS rescore
  6. 2026-07-30 16:25 UTCEPSS rescore
  7. 2026-07-28 15:33 UTCEPSS rescore
  8. 2026-07-26 14:52 UTCEPSS rescore
  9. 2026-07-24 14:15 UTCEPSS rescore
  10. 2026-07-23 14:15 UTCEPSS rescore
  11. 2026-07-23 01:55 UTCEG score recompute
  12. 2026-07-22 22:41 UTCEG score recompute
  13. 2026-07-22 14:05 UTCEPSS rescore
  14. 2026-07-21 15:22 UTCEPSS rescore
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  18. 2026-07-19 14:28 UTCEPSS rescore
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  20. 2026-07-19 02:26 UTCEPSS rescore
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  22. 2026-07-15 16:55 UTCEPSS rescore
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  24. 2026-07-12 05:44 UTCEPSS rescore
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  26. 2026-07-09 19:07 UTCEPSS rescore
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  31. 2026-06-27 03:06 UTCEPSS rescore
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  37. 2026-06-23 21:31 UTCEPSS rescore
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  43. 2026-06-18 17:51 UTCEPSS rescore
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  45. 2026-06-16 17:50 UTCEPSS rescore
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  47. 2026-06-12 23:10 UTCEPSS rescore
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  49. 2026-06-11 13:58 UTCEPSS rescore
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  51. 2026-06-08 14:15 UTCEPSS rescore
  52. 2026-06-07 15:23 UTCEPSS rescore
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  54. 2026-06-06 13:46 UTCEPSS rescore
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  57. 2026-06-05 22:45 UTCEPSS rescore
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  59. 2026-06-05 06:08 UTCEPSS rescore
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  61. 2026-06-02 20:11 UTCEPSS rescore
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  63. 2026-06-01 13:50 UTCEPSS rescore
  64. 2026-05-31 00:15 UTCEPSS rescore
  65. 2026-05-31 00:15 UTCEPSS rescore
  66. 2026-05-29 13:42 UTCEPSS rescore
  67. 2026-05-27 04:12 UTCEG score recompute
  68. 2026-05-27 04:12 UTCGHSA enrichment

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 Metasploit module). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Metasploitauxiliary/scanner/http/fortimail_login_bypass_detection✓ verified
    First seen Jan 1, 2020

    FortiMail Unauthenticated Login Bypass Scanner

    Open source ↗

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2020-9294?
CVE-2020-9294 is a critical vulnerability published on April 27, 2020. An improper authentication vulnerability in FortiMail 5.4.10, 6.0.7, 6.2.2 and earlier and FortiVoiceEntreprise 6.0.0 and 6.0.1 may allow a remote unauthenticated attacker to access the system as a legitimate user by requesting a password change via the user interface.
When was CVE-2020-9294 disclosed?
CVE-2020-9294 was first published on April 27, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2020-9294 actively exploited?
CVE-2020-9294 is not currently on CISA's Known Exploited Vulnerabilities catalog. EchelonGraph's EG-KEV model classifies it as weaponized: a functional public exploit exists. FIRST EPSS estimates a 78% probability of exploitation in the next 30 days (99th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2020-9294?
CVE-2020-9294 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2020-9294?
No fix for CVE-2020-9294 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix.

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