{ "document": { "acknowledgments": [ { "names": [ "NavSec" ] }, { "names": [ "Peng Zhou (zpbrent)" ] }, { "names": [ "Joseph Semaan" ] }, { "names": [ "Michael Curtis" ] }, { "names": [ "Charlie Vogt" ] }, { "names": [ "HASAN FLAYYIH ABDULLAH" ] }, { "names": [ "PuH4ck3rX" ] }, { "names": [ "PuH4ck3rX with W&M" ] }, { "names": [ "Anonymous" ] }, { "names": [ "Lucas Futures" ] }, { "names": [ "Vadim Drobinin (@valzevul) with Drobinin Limited" ] }, { "names": [ "Damian Regulski" ] }, { "names": [ "Amar Khatri" ] }, { "names": [ "murloc" ] }, { "names": [ "Mohit_Negi with Bugcrowd" ] }, { "names": [ "Yogi Atram" ] }, { "names": [ "Krithik Babu P (DarkLycn1976)" ] }, { "names": [ "AL Najafi" ] }, { "names": [ "Ayato" ] }, { "names": [ "Krithik Babu P (DarkLycn1976)" ] }, { "names": [ "AL Najafi" ] } ], "aggregate_severity": { "namespace": "https://www.microsoft.com/en-us/msrc/security-update-severity-rating-system", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Public", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en-US", "notes": [ { "category": "general", "text": "To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle", "title": "Additional Resources" }, { "category": "legal_disclaimer", "text": "The information provided in the Microsoft Knowledge Base is provided \\\"as is\\\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.", "title": "Disclaimer" }, { "category": "general", "text": "Required. The vulnerability documented by this CVE requires customer action to resolve.", "title": "Customer Action" } ], "publisher": { "category": "vendor", "contact_details": "secure@microsoft.com", "name": "Microsoft Security Response Center", "namespace": "https://msrc.microsoft.com" }, "references": [ { "category": "self", "summary": "CVE-2026-58612 PowerShell Information Disclosure Vulnerability - HTML", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58612" }, { "category": "self", "summary": "CVE-2026-58612 PowerShell Information Disclosure Vulnerability - CSAF", "url": "https://msrc.microsoft.com/csaf/advisories/2026/msrc_cve-2026-58612.json" }, { "category": "external", "summary": "Microsoft Exploitability Index", "url": "https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1" }, { "category": "external", "summary": "Microsoft Support Lifecycle", "url": "https://support.microsoft.com/lifecycle" }, { "category": "external", "summary": "Common Vulnerability Scoring System", "url": "https://www.first.org/cvss" } ], "title": "PowerShell Information Disclosure Vulnerability", "tracking": { "current_release_date": "2026-08-17T07:00:00.000Z", "generator": { "date": "2026-08-28T01:58:58.489Z", "engine": { "name": "MSRC Generator", "version": "1.0" } }, "id": "msrc_CVE-2026-58612", "initial_release_date": "2026-08-11T07:00:00.000Z", "revision_history": [ { "date": "2026-08-11T07:00:00.000Z", "legacy_version": "1", "number": "1", "summary": "Information published." }, { "date": "2026-08-14T07:00:00.000Z", "legacy_version": "2", "number": "2", "summary": "The security updates for Powershell have been updated." }, { "date": "2026-08-17T07:00:00.000Z", "legacy_version": "2.1", "number": "3", "summary": "Acknowledgement Updated" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "<7.5.10.0", "product": { "name": "PowerShell 7.5 <7.5.10.0", "product_id": "2" } }, { "category": "product_version", "name": "7.5.10.0", "product": { "name": "PowerShell 7.5 7.5.10.0", "product_id": "16787" } } ], "category": "product_name", "name": "PowerShell 7.5" }, { "branches": [ { "category": "product_version_range", "name": "<7.4.19.0", "product": { "name": "PowerShell 7.4 <7.4.19.0", "product_id": "3" } }, { "category": "product_version", "name": "7.4.19.0", "product": { "name": "PowerShell 7.4 7.4.19.0", "product_id": "12262" } } ], "category": "product_name", "name": "PowerShell 7.4" }, { "branches": [ { "category": "product_version_range", "name": "<7.6.5", "product": { "name": "PowerShell 7.6 <7.6.5", "product_id": "1" } }, { "category": "product_version", "name": "7.6.5", "product": { "name": "PowerShell 7.6 7.6.5", "product_id": "21227" } } ], "category": "product_name", "name": "PowerShell 7.6" } ], "category": "vendor", "name": "Microsoft" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-58612", "cwe": { "id": "CWE-918", "name": "Server-Side Request Forgery (SSRF)" }, "notes": [ { "category": "general", "text": "Microsoft", "title": "Assigning CNA" }, { "category": "faq", "text": "Exploiting this vulnerability could allow the disclosure of credentials.", "title": "What type of information could be disclosed by this vulnerability?" } ], "product_status": { "fixed": [ "12262", "16787", "21227" ], "known_affected": [ "1", "2", "3" ] }, "references": [ { "category": "self", "summary": "CVE-2026-58612 PowerShell Information Disclosure Vulnerability - HTML", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58612" }, { "category": "self", "summary": "CVE-2026-58612 PowerShell Information Disclosure Vulnerability - CSAF", "url": "https://msrc.microsoft.com/csaf/advisories/2026/msrc_cve-2026-58612.json" } ], "remediations": [ { "category": "vendor_fix", "date": "2026-08-11T07:00:00.000Z", "details": "7.5.10.0:Security Update", "product_ids": [ "2" ], "url": "" }, { "category": "vendor_fix", "date": "2026-08-11T07:00:00.000Z", "details": "7.4.19.0:Security Update", "product_ids": [ "3" ], "url": "" }, { "category": "vendor_fix", "date": "2026-08-11T07:00:00.000Z", "details": "7.6.5:Security Update", "product_ids": [ "1" ], "url": "" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "exploitCodeMaturity": "UNPROVEN", "integrityImpact": "NONE", "privilegesRequired": "NONE", "remediationLevel": "OFFICIAL_FIX", "reportConfidence": "CONFIRMED", "scope": "CHANGED", "temporalScore": 6.4, "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C", "version": "3.1" }, "products": [ "1", "2", "3" ] } ], "threats": [ { "category": "impact", "details": "Information Disclosure" }, { "category": "exploit_status", "details": "Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely" } ], "title": "PowerShell Information Disclosure Vulnerability" } ] }