KEV Entry

CVE-2022-41040

Known Exploited Vulnerability Entry CISA

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Entry Details
Confirmed Exploited

CVE-2022-41040

2022-09-30 02:00 CEST

Timestamps

2022-09-30

2022-09-30

Scope

Microsoft Exchange Server Server-Side Request Forgery Vulnerability | Affected: Microsoft / Exchange Server | Description: Microsoft Exchange Server allows for server-side request forgery. Dubbed "ProxyNotShell," this vulnerability is chainable with CVE-2022-41082 which allows for remote code execution. | Required action: Apply updates per vendor instructions. | Due date: 2022-10-21 | Known ransomware campaign use (KEV): Known | Notes (KEV): https://msrc-blog.microsoft.com/2022/09/29/customer-guidance-for-reported-zero-day-vulnerabilities-in-microsoft-exchange-server/; https://nvd.nist.gov/vuln/detail/CVE-2022-41040

References
  • {'id': 'CVE-2022-41040', 'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2022-41040'}

2838b6ab-679e-4a7d-8d67-c1eb66b5b8eb

CISA
405284c2-e461-4670-8979-7fd2c9755a60

2026-10-02 08:09 CEST

2026-10-02 08:09 CEST

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
vendor_report cisa-kev successful_exploitation 0.80
View details 
{
  "cwes": [
    "CWE-918"
  ],
  "date_added": "2022-09-30",
  "due_date": "2022-10-21",
  "feed": "CISA Known Exploited Vulnerabilities Catalog",
  "knownRansomwareCampaignUse": "Known",
  "product": "Exchange Server",
  "vendorProject": "Microsoft",
  "vulnerabilityName": "Microsoft Exchange Server Server-Side Request Forgery Vulnerability"
}
 -
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