13 Oct 2026 · TrustList Editorial
ShareFile Storage Zones Controller 5.12.7 fixes a chain to code execution
Three high severity flaws affect customer-managed zones on version 5; version 6 is not affected, and Italy's national cyber agency rates…
3 of 6 unified communications software ranked on evidence in the Q4 2026 edition.
Between them, the 6 unified communications software on this page cover audio / video conferencing (5), chat / messaging (5), multi-user collaboration (5) and calendar management (4). 6 of them have written a profile you can read before you get in touch.
TrustList ranking
Q4 2026 edition
3 of 6 unified communications software ranked on evidence held on 12 October 2026: client reviews, vetting, awards and facts each business states on its own website, which we read and date. Nobody pays to be placed.
Positions are fixed for the quarter; the next edition is due in January 2027.

Third Party Integration · Surveys & Feedback · Multi-User Collaboration
Workvivo is an employee experience platform that works as a company social network, intranet and mobile app in one place.
Why #1: No major incidents in 90 days (status page) · ISO 27001, SOC 2 Type II, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Audio / Video Conferencing · Chat / Messaging · Third Party Integration
Rocket.Chat is an open source communications platform that combines team messaging, voice, video and customer conversations in one system.
Why #2: ISO 27001, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Audio / Video Conferencing · Chat / Messaging · Multi-User Collaboration
Video RTC is a video gateway from Interactive Powers. It connects endpoints that use WebRTC, RTMP and SIP, so voice calling, video calling, live chat, file sharing and screen…
Why #3: Uptime SLA, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Audio / Video Conferencing · Chat / Messaging · Third Party Integration
pimentaCHAT is a unified collaboration and communication tool for organisations. It brings team messaging and calls into one product that can carry the customer's own branding.

Audio / Video Conferencing · Chat / Messaging · Calendar Management
Avaya Aura Platform is a unified communications and call centre product. It centres on call management and brings several kinds of contact into one system.

Audio / Video Conferencing · Chat / Messaging · Multi-User Collaboration
UC Software is Poly's unified communications software for businesses that run desk phones, headsets and video equipment. Poly is now part of HP.
For vendors
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Every other way we rank unified communications software, by what they do and where they are.
Articles on this subject first, then the newest.
13 Oct 2026 · TrustList Editorial
Three high severity flaws affect customer-managed zones on version 5; version 6 is not affected, and Italy's national cyber agency rates…
5 Oct 2026 · TrustList Editorial
VulnCheck reports exploitation attempts against a critical Rejetto HFS flaw that lets an attacker forge administrator sessions and run…
26 Oct 2026 · TrustList Editorial
Microsoft has revised its notes on how Office extends ISO/IEC 29500 57 times since 2009; the core standard text dates from 2016. Why…
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