CVE-2026-18221Patch(ibm / i)

LOWCVSS 9.8 · CRITICAL

Signal is active with 1 mentions in latest observed window

Immediate actions

Patch ibm i systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to gain unauthorized access due to improper validation of client-supplied authentication parameters.

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0.5/ 10 priority

Sources & remediation

Patch / fix

https://www.ibm.com/support/pages/node/7286186

Weakness type (CWE)

CWE-287

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

Threat summary

Patch or workaround signal is available
1 mentions across 1 observed day

What's happening

Patch or workaround mentioned in 1 signal
Technical details provided in 1 signal
1 total mentions across 1 day

Affected systems

Vendors

ibm

Products

4 versions affected across 1 product

Deep dive

Activity timeline1 mentions / 1d

Signal classification1 categories

Patch

1100.0%

Full discourse1 post

CCB Alert@CCBalert46d
Patch
Warning: High severity vulnerabilities in IBM i DDM/DRDA. CVE-2026-18175 & CVE-2026-18221 CVSS: 8.1. Improper authorization & authentication flaws let remote attackers manipulate database transactions or gain unauthorized access. #Patch #Patch #Patch
Post summary
IBM i DDM/DRDA has two high‑severity vulnerabilities (CVE‑2026‑18175 & CVE‑2026‑18221) that let remote attackers bypass authentication and manipulate database transactions; patches are strongly recommended.
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CPE platform detail4 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

4 of 4 entries

Part	Vendor	Product	Version	Target SW	Target HW
OS	ibm	i	7.3	-	-
OS	ibm	i	7.4	-	-
OS	ibm	i	7.5	-	-
OS	ibm	i	7.6	-	-

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