CVE-2026-17491

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 61/100
Published: 2026-10-16 Modified: 2026-10-23 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Interaction

CVSS Vector Breakdown

AV: Network
AC: Low
PR: Low
UI: None
S: Unchanged
C: Low
I: Low
A: None

Description

IBM i 7.3, 7.4, 7.5, and 7.6 is could allow a remote authenticated attacker to bypass security restrictions due to improper enforcement of the ChrootDirectory configuration directive.

Weakness Classification (1)

Affected Software (4)

VendorProductVersion
ibm i 7.3
ibm i 7.4
ibm i 7.5
ibm i 7.6

References & Advisories (1)

Bug Bounty Relevance

61 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

5.4 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

EPSS — Exploitation Probability

0.17%
Raw Score 0.001730
Percentile 6.7%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00173
2026-10-28
0.00173

Intelligence Sources

nvd ref →