UC
Product
Unity Connection
by Cisco · last CVE May 6, 2026
On CISA KEVExploited in the wild
64
CVEs
1
On KEV
10.0
Max CVSS
0
New 30D
Severity mix
Critical 4High 8Medium 30Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-20034
8.8
1%
May 6
Cisco Unity Connection Remote Code Execution Vulnerability
Affected: before 14.0; 14.0; 14su1; 14su2; 14su3; 14su4; +4 more
CVE-2022-20859
8.8
1%
Jul 6
A vulnerability in the Disaster Recovery framework of Cisco Unified Communications Manager (Unified CM), Cisco Unified Communications Manager IM & Presence Service (Unified CM…
Affected: 14.0 before 14su2
CVE-2021-1362
8.8
3%
Apr 8
A vulnerability in the SOAP API endpoint of Cisco Unified Communications Manager, Cisco Unified Communications Manager Session Management Edition, Cisco Unified Communications…
Affected: 10.5\(2\) before 11.5\(1\)su9; 12.0\(1\) before 12.5\(1\)su4
CVE-2023-20259
7.5
1%
Oct 4
A vulnerability in an API endpoint of multiple Cisco Unified Communications Products could allow an unauthenticated, remote attacker to cause high CPU utilization, which could…
Affected: 14su3
CVE-2017-6779
7.5
2%
Jun 7
Multiple Cisco products are affected by a vulnerability in local file management for certain system log files of Cisco collaboration products that could allow an unauthenticated,…
Affected: 10.5 before 10.5su5; 11.0 before 11.5.1su3; 9.5(0.9)tt0; 12.0
CVE-2015-6360
7.5
8%
Apr 21
The encryption-processing feature in Cisco libSRTP before 1.5.3 allows remote attackers to cause a denial of service via crafted fields in SRTP packets, aka Bug ID CSCux00686
Affected: 1.1(1); 1.2_base; 2.0(1); 2.0_base; 2.1_base; 7.0_base; +34 more
CVE-2026-20035
7.2
0%
May 6
Cisco Unity Connection Server-Side Request Forgery Vulnerability
Affected: before 14.0; 14.0; 14su1; 14su2; 14su3; 14su4; +4 more
CVE-2023-20266
7.2
0%
Aug 30
A vulnerability in Cisco Emergency Responder, Cisco Unified Communications Manager (Unified CM), Cisco Unified Communications Manager Session Management Edition (Unified CM SME),…
Affected: 12.5(1)su6; 12.5(1)su7; 12.5(1)su8; 14su2; 14su3
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