SEPTEMBER 17, 2026
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Case File

CVE-2026-17255

MEDIUM · CVSS 4.3 EPSS 0.40%

Source: NVD + CISA KEV + EPSS · Published 2026-09-04 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

IBM i versions 7.6, 7.5, 7.4, and 7.3 are vulnerable to a denial of service attack stemming from inadequate validation of prefix lengths in ICMPv6 Router Advertisements, potentially allowing remote attackers to disrupt network services. Organizations using these versions should prioritize addressing this vulnerability to mitigate the risk of service interruptions.

CVE
CVE-2026-17255
Severity
MEDIUM
CVSS
4.3
EPSS
0.40%

Original NVD Description

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to improper validation of the prefix length in ICMPv6 Router Advertisements.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-87958 HIGH CVE-2026-86093 HIGH CVE-2026-86087 MEDIUM CVE-2026-82107 CRITICAL CVE-2026-82100 CRITICAL CVE-2026-82099 HIGH