CYBERSECURITYTRACKER
Permanent story citation

Vulnerability in Cisco Products (October 29, 2026)

This page keeps the story as Cybersecurity Tracker first published it. If the tracker later corrects it, the correction appears below the original and never replaces it.

Back to newsStory 11793

As cited

Copy frozen at (site build).

vulnerabilities

Vulnerability in Cisco Products (October 29, 2026)

A remote denial of service vulnerability in Cisco products has been discovered and is under active exploitation. The flaw, identified as CVE-2026-76418 with a CVSS score of 8.6, allows attackers to disrupt service availability.

Why it matters: Cisco product users face immediate risk from active exploitation of this high-severity vulnerability and should prioritize testing and deploying patches.

VendorsCisco
Source published
First seen by Cybersecurity Tracker

Source attribution

Correction

Correction recorded as of .

vulnerabilities

Vulnerability in Cisco Products (October 29, 2026)

A vulnerability in Cisco products allows remote attackers to trigger denial of service. Cisco reports that CVE-2026-76418 is actively exploited in the wild.

Why it matters: Cisco product users face immediate risk from active exploitation of this denial of service vulnerability and should prioritize patching.

VendorsCisco
Source published
First seen by Cybersecurity Tracker

Source attribution

Correction

Correction recorded as of .

vulnerabilities

Vulnerability in Cisco Products (October 29, 2026)

A vulnerability in Cisco products allows remote attackers to cause denial of service. Cisco confirms CVE-2026-76418 is actively exploited.

Why it matters: Cisco product users face immediate risk from active exploitation of a critical denial of service flaw and should prioritize patching.

VendorsCisco
Source published
First seen by Cybersecurity Tracker

Source attribution

Glossary