Unified Contact Center Express
by Cisco
Standard maintenance is sufficient
Unified Contact Center Express has low exploitation rates. Attackers rarely target this software's known vulnerabilities.
What to do
- Keep automatic updates enabled
- No urgent action needed
- Review periodically as part of normal maintenance
What Attackers Target
Vulnerabilities with high exploit probability
4.5%
Confirmed actively exploited (CISA)
2.3%
Public exploit code available
0.0%
Based on 44 known vulnerabilities. Percentages show the proportion that are actively dangerous — a low percentage means most vulnerabilities in this product are not being exploited.
Most Dangerous Vulnerabilities
| CVE | CVSS | Exploit Probability | Confirmed |
|---|---|---|---|
| CVE-2021-44228 | 10.0 | 94.4% | Yes |
| CVE-2017-12337 | 9.8 | 13.2% | — |
| CVE-2020-3280 | 9.8 | 6.3% | — |
| CVE-2024-20253 | 9.9 | 3.0% | — |
| CVE-2025-20276 | 3.8 | 1.5% | — |
| CVE-2019-1888 | 7.2 | 1.5% | — |
| CVE-2020-3177 | 7.5 | 0.9% | — |
| CVE-2019-15278 | 6.1 | 0.7% | — |
| CVE-2018-0403 | 9.8 | 0.7% | — |
| CVE-2025-20275 | 5.3 | 0.6% | — |
| CVE-2017-6779 | 7.5 | 0.6% | — |
| CVE-2019-12633 | 7.5 | 0.5% | — |
| CVE-2023-20096 | 5.4 | 0.5% | — |
| CVE-2018-0400 | 6.1 | 0.5% | — |
| CVE-2017-6722 | 6.1 | 0.4% | — |
| CVE-2021-1395 | 4.7 | 0.4% | — |
| CVE-2023-20058 | 6.1 | 0.4% | — |
| CVE-2025-20274 | 6.3 | 0.4% | — |
| CVE-2025-20358 | 9.4 | 0.4% | — |
| CVE-2021-1463 | 6.1 | 0.3% | — |
3
/ 100
low-risk
Active Threat
2/50 · Minimal
Exploit Availability
1/50 · Minimal
Score uses Wilson score intervals to account for sample size. Products with few CVEs are scored conservatively.