Search/CVE-2026-76475
● CVE — Critical

CVE-2026-76475

DiscoveredOct 21, 2026UpdatedOct 22, 2026

As part of Cisco's ongoing commitment to proactive security and product quality, engineering teams for Cisco Emergency Responder, Cisco Prime Collaboration Deployment, Cisco Unified Communications Manager (Unified CM), Cisco Unified Communications Manager IM & Presence Service (Unified CM IM&P), Cisco Unified Communications Manager Session Management Edition (Unified CM SME), and Cisco Unity Connection have conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76475 are related to issues concerning improper neutralization of input during web page generation that are grouped under the Common Weakness Enumeration (CWE) Base CWE-79.

CVSS v3.1
9.3 CRITICAL
EPSS
0.33%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
2
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Oct 23, 2026 → Oct 26, 2026
▲ 0.08pp
0.25% → 0.33% over 2 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionREQUIRED
ScopeCHANGED
ConfidentialityHIGH
IntegrityHIGH
AvailabilityNONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
Connections
3 relationships
Timeline
disclosure → media coverage
Oct 21, 2026
Disclosure — published as a CVE record.
Oct 22, 2026
securityweek.com reports: Cisco Patches 34 Vulnerabilities Across Multiple Products
Oct 26, 2026
thehackernews.com reports: ⚡ Weekly Recap: This2Shell, That2Shell, Everything's an RCE? Rogue AI, Supply Chain Chaos and More