Whether Cisco will ship security fixes for on-premises contact center 12.5 and 12.6 between 1 January 2027 and the 31 December 2027 last date of support is not settled by the available sources: the vulnerability policy frames investigation as running to last date of support, while the bulletin sets 31 December 2026 as the last date Cisco Engineering may release bug fixes.
disputed · Checked 2026-09-22
The Cisco PSIRT will investigate and disclose vulnerabilities in Cisco products and services from the date of First Commercial Shipment (FCS) to the LDoS.
- Vendor
- Cisco
- Product
- Cisco Unified Contact Center Express
- Subsystem
- security
- Deployment
- on-premises
- Region
- not restricted
- Release range
- 12.5 and 12.6
- Status
- disputed
- Checked
- 2026-09-22
Sources
- Cisco Security Vulnerability Policy — Cisco Systems · tier 2 current vendor documentation · Security Software Updates section, read against EOL15696 Table 1 rows End of SW Maintenance Releases Date and Last Date of Support
Cite this note
APA
WarmTransfer. (2026, September 22). End of sale of Cisco on-premises contact center 12.5 and 12.6: source note cisco-on-premises-contact-center-end-of-sale-fix-window. WarmTransfer. https://warmtransfer.net/knowledge/claims/cisco-on-premises-contact-center-end-of-sale-fix-window
BibTeX
@misc{warmtransfer-claim-cisco-on-premises-contact-center-end-of-sale-fix-window,
title = {End of sale of Cisco on-premises contact center 12.5 and 12.6: source note cisco-on-premises-contact-center-end-of-sale-fix-window},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cisco-on-premises-contact-center-end-of-sale-fix-window},
note = {Source note cisco-on-premises-contact-center-end-of-sale-fix-window, checked 2026-09-22}
}