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Findings

CVE-2022-41082

Microsoft Exchange Server Remote Code Execution Vulnerability

Published Sep 30, 2022 · updated Jun 16, 2026 · microsoft exchange server

Microsoft Exchange Server contains an unspecified vulnerability that allows for authenticated remote code execution. Dubbed "ProxyNotShell," this vulnerability is chainable with CVE-2022-41040 which allows for the remote code execution.

Timeline

Detection, updates, and resolution for this record.

  1. Sep 30, 2022 · Catalog

    Detected

    Microsoft Exchange Server contains an unspecified vulnerability that allows for authenticated remote code execution. Dubbed "ProxyNotShell," this vulnerability is chainable with CVE-2022-41040 which allows for the remote code execution.

  2. Sep 30, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Oct 21, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    Microsoft Exchange Server contains an unspecified vulnerability that allows for authenticated remote code execution. Dubbed "ProxyNotShell," this vulnerability is chainable with CVE-2022-41040 which allows for the remote code execution.

Required action

Apply updates per vendor instructions.

CISA due date Oct 21, 2022

Affected

  • cpe microsoft/exchange server2013
  • cpe microsoft/exchange server2016
  • cpe microsoft/exchange server2019
  • vendor Microsoft Exchange Serverversion unspecified

Sources

  • CISA KEVCVE-2022-41082

    Microsoft Exchange Server contains an unspecified vulnerability that allows for authenticated remote code execution. Dubbed "ProxyNotShell," this vulnerability is chainable with CVE-2022-41040 which allows for the remote code execution.

    cisa.gov
  • CVE.orgCVE-2022-41082

    Official CVE identifier

    cve.org
  • FIRST EPSSCVE-2022-41082

    30-day exploitation probability 100.0%

    first.org
  • Metasploit Modulesexploit_windows/http/exchange_proxynotshell_rce

    Public module reference (excellent). Module source is not copied into this catalog.

    rapid7.com
  • NIST NVDCVE-2022-41082

    Microsoft Exchange Server Remote Code Execution Vulnerability

    nvd.nist.gov
  • Packet Storm Securityhttp://packetstormsecurity.com/files/170066/Microsoft-Exchange-ProxyNotShell-Remote-Code-Execution.html

    Packet Storm link already published on the finding.

    packetstormsecurity.com

References