Product by Cisco
Cisco Expressway
24 known vulnerabilities in Cisco Expressway (Cisco), 1 of them actively exploited (CISA KEV).
Key figures
24
Vulnerabilities
1
Actively exploited (KEV)
0
Used by ransomware
6
Critical
Vulnerabilities
Actively exploited vulnerabilities (CISA KEV) first, then by priority. Click a column header to re-sort the table.
| Critical | CVE-2023-44487 | HTTP/2 Rapid Reset Attack Vulnerability In CISA KEValso in 158 other products | 7.5 | |
| High | CVE-2018-5390 | Linux Kernel: Uncontrolled Resource Consumption | 7.5 | |
| High | CVE-2017-3790 | Cisco Expressway: Resource Management Errors | 8.6 | |
| Critical | CVE-2022-20812 | Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities | 9.0 | |
| High | CVE-2021-34716 | Cisco Expressway: Improper Cleanup on Thrown Exception | 6.7 | |
| Critical | CVE-2026-76466 | Cisco Expressway Series Remote Code Execution Vulnerability | 9.8 | |
| Medium | CVE-2016-9207 | Cisco Expressway: security vulnerability | 6.5 | |
| High | CVE-2026-76490 | Cisco Expressway: Out-of-bounds Write | 8.6 | |
| Critical | CVE-2022-20813 | Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities | 9.0 | |
| Critical | CVE-2024-20252 | Cisco Expressway: Cross-Site Request Forgery (CSRF) | 9.6 | |
| Critical | CVE-2024-20254 | Cisco Expressway: Cross-Site Request Forgery (CSRF) | 9.6 | |
| High | CVE-2026-76493 | Cisco Expressway: Uncaught Exception | 7.5 | |
| High | CVE-2026-76492 | Cisco Expressway Series Software Hardening Release: October 2026 - NULL Pointer Vulnerabilities | 7.5 | |
| High | CVE-2026-76491 | Cisco Expressway Series Software Hardening Release: October 2026 - Denial of Service Vulnerabilities | 7.5 | |
| Medium | CVE-2020-3482 | Cisco Expressway Software Unauthorized Access Information Disclosure Vulnerability | 6.5 | |
| High | CVE-2026-76494 | Cisco Expressway Series Software Hardening Release: October 2026 - Code Injection Vulnerabilities | 7.8 | |
| High | CVE-2026-76495 | Cisco Expressway: Incorrect Permission Assignment for Critical Resource | 7.8 | |
| Medium | CVE-2017-12287 | Cisco Expressway: Resource Management Errors | 4.3 | |
| Medium | CVE-2026-76435 | Cisco Expressway Series Information Disclosure Vulnerability | 5.3 | |
| High | CVE-2020-3596 | Cisco Expressway Series and TelePresence Video Communication Server Denial of Service Vulnerability | 5.9 | |
| High | CVE-2026-76496 | Cisco Expressway: Link Following | 7.0 | |
| High | CVE-2024-20255 | Cisco Expressway: Cross-Site Request Forgery (CSRF) | 8.2 | |
| Medium | CVE-2026-76497 | Cisco Expressway: Insecure Temporary File | 6.6 | |
| High | CVE-2021-34715 | Cisco Expressway Series and TelePresence Video Communication Server Image Verification Vulnerability | 4.7 |