{"status":"success","data":{"id":"CVE-2026-111793","slug":"cve-2026-111793-openwave-messaging-limited-webtop-media-transcoder","title":"Openwave Messaging Limited Webtop Media Transcoder Openwave Messaging Limited Webtop Media Transcoder Incorrect Resource Transfer Between Spheres Vulnerability","summary":"Openwave Messaging Limited Webtop Media Transcoder contains an incorrect resource transfer between spheres vulnerability that may allow an authenticated user to process and convert unintended document types if bypassing the Webmail experience.","description":"Openwave Messaging Limited Webtop Media Transcoder contains an incorrect resource transfer between spheres vulnerability that may allow an authenticated user to process and convert unintended document types if bypassing the Webmail experience.","severity":"HIGH","cvss_score":7.8,"cvss_version":"3.1","cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","cvss_metrics":{"scope":"UNCHANGED","integrity":"HIGH","attackVector":"NETWORK","availability":"NONE","confidentiality":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","privilegesRequired":"NONE"},"epss_score":0.00274,"epss_percentile":0.19971,"cisa_kev":true,"cisa_date_added":"2026-11-10","cisa_due_date":"2026-11-24","ransomware_campaign":"Unknown","threat_actors":["Unknown In-The-Wild Threat Cluster"],"exploit_status":"active_wild","cwes":[{"id":"CWE-669","name":"Common Weakness Enumeration Flaw"}],"affected_vendors":["Openwave Messaging Limited"],"affected_products":[{"vendor":"Openwave Messaging Limited","product":"Webtop Media Transcoder","fixed_version":"Refer to vendor advisory for patch release","affected_versions":"All vulnerable builds prior to vendor emergency patch"}],"ai_analysis":{"sigma_rule":"title: Suspicious CVE-2026-111793 Activity\nstatus: high\nlogsource:\n  category: process_creation\ndetection:\n  selection:\n    CommandLine|contains: 'CVE-2026-111793'\n  condition: selection","analyzed_at":"2026-11-11T06:48:03.978Z","model_provider":"Gemini 2.0 Flash Security Sentinel","executive_summary":"Openwave Messaging Limited Webtop Media Transcoder contains an incorrect resource transfer between spheres vulnerability that may allow an authenticated user to process and convert unintended document types if bypassing the Webmail experience.","detection_guidance":"Monitor endpoint execution logs and network traffic for unusual connections originating from Webtop Media Transcoder.","mitigation_playbook":["Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.","Apply security updates according to vendor instructions.","Ensure network firewalls restrict exposure of administrative ports."],"technical_root_cause":"Vulnerability in Webtop Media Transcoder allowing anomalous execution paths when processing untrusted input.","exploitation_mechanism":"Threat actors issue specially crafted requests to the target service to exploit memory corruption or logic flaws.","enterprise_blast_radius":"Potential unauthorized access, service disruption, and lateral movement within the perimeter."},"references":[{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2026-111793","type":"cisa","title":"CISA KEV Catalog Reference"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111793","type":"advisory","title":"NVD Official Detail"}],"published_at":"2026-11-10","updated_at":"2026-11-11"}}