CVE-2026-111793

CVE Enrichment

CVSS: 4.3 MEDIUM
EPSS: 0.27%
EPSS Percentile: 19.97%
CISA KEV: YES — Known Exploited Vulnerability

Description

Openwave Webtop Media Transcoder does not enforce administrator-defined file type restrictions to restrict the file-types to be converted. This may allow an authenticated user to process and convert unintended document types if bypassing the Webmail experience.

Technical Details

CVSS Version: 3.1
CNA / NVD Source: [email protected]
Published: 17-Oct-2026 02:17
Last Modified: 11-Nov-2026 04:32
EPSS Date: 2026-11-10
CWE: CWE-669

CVSS Vector


            CVSS:3.1                            AV:N /
                            AC:L /
                            PR:L /
                            UI:N /
                            S:U /
                            C:N /
                            I:N /
                            A:L

CISA KEV Details

Date Added: 2026-11-10
Remediation Due: 2026-11-24
Known Ransomware Campaign Use: Unknown
Required Action: 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.
Notes: https://github.com/GISOpenwave/security-advisories-public/blob/main/CAN-2026-2032674.md ; https://jvn.jp/en/vu/JVNVU93403064/ ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-111793

CNA Products / Version Status

Openwave Messaging (Ireland) Limited · Webtop Media Transcoder Source: CNA · [email protected]
Default status: unaffected

0 ≤ version < 1.1.22.0 — affected (custom)

Platforms: Linux

Affected Products / Versions

openwave / webtop_media_transcoder Source: NVD CPE · affected
Version / affected range: * · before (exclusive) 1.1.22.0
cpe:2.3:a:openwave:webtop_media_transcoder:*:*:*:*:*:*:*:*

References

Last enrichment sync: 11-Nov-2026 10:25
Sources: NVD · FIRST EPSS · CISA KEV
Latest successful provider update; providers refresh independently.

Reported Context (1)

CVE-2026-111793 Openwave Messaging Limited Webtop Media Transcoder Incorrect Resource Transfer Between Spheres Vulnerability CISA Adds Six Actively Exploited Vulnerabilities to KEV Catalog

CVE (5)

Vendors (5)

Products (4)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.