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HomeCVEsCVE-2022-42475

CVE-2022-42475

Published: January 27, 2026
Last updated:11 hours ago (January 27, 2026)
Exploit: YesZero-day: YesPatch: YesTrend: Rising
TL;DR
Updated January 27, 2026

CVE-2022-42475 is a critical severity vulnerability with a CVSS score of 9.8. Exploits are available; patches have been released and should be applied urgently. This is classified as a zero-day vulnerability.

Key Points
  • 1Critical severity (CVSS 9.8/10)
  • 2EPSS: 94.00% - very high likelihood of exploitation
  • 3Public exploits are available
  • 4Vendor patches are available
  • 5Strobes Priority Score: 999/1000 (Critical)
  • 6Affects products from: Fortinet
Severity Scores
CVSS v39.8
CVSS v20.0
Priority Score999.0
EPSS Score94.0
Critical
Exploitation LikelihoodCritical
94.00%EPSS

Very high probability of exploitation in the next 30 days

Immediate patching required
94.00%
EPSS
9.8
CVSS
Yes
Exploit
Yes
Patch
Critical Priority
high EPSS • exploit exists • critical severity • high priority

EPSS predicts the probability of exploitation in the next 30 days based on real-world threat data, complementing CVSS severity scores with actual risk assessment.

Description

Multiple versions of Fortinet FortiOS SSL-VPN contain a heap-based buffer overflow vulnerability which can allow an unauthenticated, remote attacker to execute arbitrary code or commands via specifically crafted requests.

CVSS v3 Breakdown
Attack Vector:Network
Attack Complexity:Local
Privileges Required:Network
User Interaction:Network
Scope:Unchanged
Confidentiality:High
Integrity:High
Availability:High
Exploit References
Cisa.govGitHubGitHubGitHubGitHubGitHubGitHubGitHubNuclei
Patch References
[email protected]Zeroday CZ
Trend Analysis
Rising
Vulnerable Products
VendorProduct
FortinetFortios
FortinetFpm 7620e
FortinetFortigate 6300f Dc
FortinetFortigate 6300f
FortinetFortigate 7040e
FortinetFortigate 6500f Dc
FortinetFim 7920e
FortinetFortigate 7030e
FortinetFpm 7630e
FortinetFortigate 6601f

And 13 more...

Advisories
CISA: Multiple versions of Fortinet FortiOS SSL-VPN contain a heap-based buffer overflow vulnerability which can allow an unauthenticated, remote attacker to execute arbitrary code or commands via specifically crafted requests.
GitHub AdvisoryNVD
Cite This Page
APA Format
Strobes VI. (2026). CVE-2022-42475 - CVE Details and Analysis. Strobes VI. Retrieved January 27, 2026, from https://vi.strobes.co/cve/CVE-2022-42475
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