Vulnerability details
CVE-2026-20035
Cisco Unity Connection
Cisco Unity Connection Server-Side Request Forgery Vulnerability
CVSS 3.1
7.2High
Official description
A vulnerability in the web UI of Cisco Unity Connection Web Inbox could allow an unauthenticated, remote attacker to conduct SSRF attacks through an affected device. This vulnerability is due to improper input validation for specific HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to send arbitrary network requests that are sourced from the affected device.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.2High | 3.1 | CVEProject cvelistV5 (CNA) (cisco) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Cisco | Cisco Unity Connection | 12.5(1) | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 12.5(1)SU1 | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 12.5(1)SU2 | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 12.5(1)SU3 | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 12.5(1)SU4 | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 12.5(1)SU5 | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 12.5(1)SU6 | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 12.5(1)SU7 | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 12.5(1)SU8 | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 12.5(1)SU8a | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 12.5(1)SU9 | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 14 | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 14SU1 | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 14SU2 | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 14SU3 | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 14SU3a | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 14SU4 | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 15 | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 15SU1 | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 15SU2 | CVEProject cvelistV5 (CNA) |
| Cisco | Cisco Unity Connection | 15SU3 | CVEProject cvelistV5 (CNA) |
References and advisories
1
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Details
- Published
- 2026-05-06
- Last updated
- 2026-05-06
- State
- Published
- Assigner (CNA)
- cisco
Exploit prediction (EPSS)
0.3%
Probability of exploitation in 30 days
23.2%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-918Server-Side Request Forgery (SSRF)