CVE-2026-17255
🔶 mediumSummary
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.
CVSS Score
4.3
Medium
EPSS Score
0.2
Exploit Probability
Published Date
2026-09-04
First Seen: 2026-09-05
📊 Relative Risk Intelligence
This CVE is Lower Risk - more severe than 5.3% of all 353,061 vulnerabilities in our database.
#334,224
Below average severity
Severity Percentile
Last Modified
2026-09-04
Source
NVD 🔗
CVSS Vector 3.1
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CWE IDs (Weakness Types)