{ "document": { "acknowledgments": [ { "names": [ "Adithya Kotian" ] }, { "names": [ "Ofek Levin Enclave with Enclave" ] } ], "aggregate_severity": { "namespace": "https://www.microsoft.com/en-us/msrc/security-update-severity-rating-system", "text": "Moderate" }, "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-2026-41107 Microsoft Edge (Chromium-based) Information Disclosure Vulnerability - HTML", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41107" }, { "category": "self", "summary": "CVE-2026-41107 Microsoft Edge (Chromium-based) Information Disclosure Vulnerability - CSAF", "url": "https://msrc.microsoft.com/csaf/advisories/2026/msrc_cve-2026-41107.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": "Microsoft Edge (Chromium-based) Information Disclosure Vulnerability", "tracking": { "current_release_date": "2026-05-11T07:00:00.000Z", "generator": { "date": "2026-05-13T17:58:07.418Z", "engine": { "name": "MSRC Generator", "version": "1.0" } }, "id": "msrc_CVE-2026-41107", "initial_release_date": "2026-05-12T07:00:00.000Z", "revision_history": [ { "date": "2026-05-11T07:00:00.000Z", "legacy_version": "1", "number": "1", "summary": "Information published." } ], "status": "final", "version": "1" } }, "product_tree": { "branches": [ { "branches": [ { "category": "product_version_range", "name": "<148.0.3967.55", "product": { "name": "Microsoft Edge (Chromium-based) <148.0.3967.55", "product_id": "1" } }, { "category": "product_version", "name": "148.0.3967.55", "product": { "name": "Microsoft Edge (Chromium-based) 148.0.3967.55", "product_id": "11655" } } ], "category": "product_name", "name": "Microsoft Edge (Chromium-based)" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-41107", "cwe": { "id": "CWE-73", "name": "External Control of File Name or Path" }, "notes": [ { "category": "general", "text": "Microsoft", "title": "Assigning CNA" }, { "category": "faq", "text": "The type of information that could be disclosed if an attacker successfully exploited this vulnerability by bypassing a security feature that is built in to prevent cookies from being read is cookies data and cached sessions. By reading a session cookie, an attacker would be able to sign into the victim’s accounts on a different computer.", "title": "What type of information could be disclosed by this vulnerability?" }, { "category": "faq", "text": "An attacker must send a user a malicious Office file and convince them to open it.", "title": "According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do?" }, { "category": "faq", "text": "This vulnerability could lead to a browser sandbox escape.", "title": "According to the CVSS metric, a successful exploitation could lead to a scope change (S:C). What does this mean for this vulnerability?" }, { "category": "faq", "text": "148.0.3967.55: 148.0.3967.55, 05/11/2026: 05/11/2026, 148.0.7778.97: 148.0.7778.97", "title": "What is the version information for this release?" } ], "product_status": { "fixed": [ "11655" ], "known_affected": [ "1" ] }, "references": [ { "category": "self", "summary": "CVE-2026-41107 Microsoft Edge (Chromium-based) Information Disclosure Vulnerability - HTML", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41107" }, { "category": "self", "summary": "CVE-2026-41107 Microsoft Edge (Chromium-based) Information Disclosure Vulnerability - CSAF", "url": "https://msrc.microsoft.com/csaf/advisories/2026/msrc_cve-2026-41107.json" } ], "remediations": [ { "category": "vendor_fix", "date": "2026-05-11T07:00:00.000Z", "details": "148.0.3967.55:Security Update:https://docs.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security", "product_ids": [ "1" ], "url": "https://docs.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "environmentalsScore": 0.0, "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" ] } ], "threats": [ { "category": "impact", "details": "Information Disclosure" }, { "category": "exploit_status", "details": "Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely" } ], "title": "Microsoft Edge (Chromium-based) Information Disclosure Vulnerability" } ] }