Medium Access control

CVE-2026-7362 — Improper Access Control Security Vulnerability in IBM Sterling B2B Integrator and IBM Sterling File Gateway

IBM Sterling B2B Integrator 6.2.1.0 through 6.2.1.1_2, and 6.2.2.0 through 6.2.2.0_1 and IBM Sterling File Gateway 6.2.1.0 through 6.2.1.1_2, and 6.2.2.0 through 6.2.2.0_1 could allow an authenticated user to obtain sensitive information that should only be available to a privileged user.

Published Jul 28, 2026 · Updated Oct 15, 2026 · Sources: NIST National Vulnerability Database, CVE Program (cve.org) e CISA ADP · CNA: ibm

Low

Who exploits it and how urgent it is

A 0–100 score combining confirmed exploitation, ransomware and APT use, public exploits, EPSS and severity.

No exploitation signal in the sources consulted so far.

How the score was calculated

Technical severity (medium)+3

The score orders the patch queue; it does not replace your asset context (internet exposure, criticality, compensating controls).

Triage

Is it exploited, how likely is exploitation, what does it touch, and how severe do the sources call it.

Exploitation

Not confirmed

Not in CISA KEV — an absence of record, not proof it is unexploited.

EPSS FIRST

—

No EPSS score.

Affects

Ibm

Sterling B2b Integrator and 1 more

CVSS base

6.5

Medium · 3 source(s)

CISA SSVC assessment CISA

Three decision points CISA publishes for the CVEs it assesses (SSVC 2.0.3). A stakeholder decision, not a severity score.

Exploitation

None

none · proof-of-concept · active

Automatable

can an attacker script the kill-chain steps

Technical impact

Partial

partial · total control of the vulnerable component

Remediation

Fixes and mitigations documented by the sources — linked to the original advisory.

No fix documented by the sources we poll. That does not mean none exists: check the vendor advisory.

First 24 hours

Ordered from the record’s own fields — exposure first, because you cannot patch what you have not found. A rule-generated starting point.

Identify exposed assets running the affected vendor/product/version combinations (Ibm Sterling B2b Integrator, Ibm Sterling File Gateway).
No fix documented in the sources: reduce exposure and monitor the vendor advisory.
Search available logs for exploit probes matching the vulnerability class (access control), errors and authentication anomalies.

Affected scope

Vendor, product and versions as the sources word them.

Vendor	Product	Versions	Status	Source
Ibm	Sterling B2b Integrator	≥ 6.2.1.0 and ≤ 6.2.1.1_2≥ 6.2.2.0 and ≤ 6.2.2.0_1	Vulnerable	NIST National Vulnerability Database
Ibm	Sterling B2b Integrator	≥ 6.2.1.0 and ≤ 6.2.1.1_2≥ 6.2.2.0 and ≤ 6.2.2.0_1	Vulnerable	CVE Program (cve.org) e CISA ADP
Ibm	Sterling File Gateway	≥ 6.2.1.0 and ≤ 6.2.1.1_2≥ 6.2.2.0 and ≤ 6.2.2.0_1	Vulnerable	NIST National Vulnerability Database
Ibm	Sterling File Gateway	≥ 6.2.1.0 and ≤ 6.2.1.1_2≥ 6.2.2.0 and ≤ 6.2.2.0_1	Vulnerable	CVE Program (cve.org) e CISA ADP

Attack characteristics

The CVSS vector, decoded. It describes the attack, not your exposure to it.

Attack vector

Network

Attack complexity

Low

Privileges required

Low

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Every base score collected

Sources score independently and may disagree; each row says who scored it and under which version.

Score	Version	Severity	Expl.	Impact	Scored by
6.5	CVSS 3.1	Medium	2.8	3.6	nvd@nist.gov via NIST National Vulnerability Database
4.3	CVSS 3.1	Medium	2.8	1.4	psirt@us.ibm.com via NIST National Vulnerability Database
4.3	CVSS 3.1	Medium	—	—	ibm via CVE Program (cve.org) e CISA ADP

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N (score shown at the top: nvd@nist.gov)

Scoring entities (NIST, CNA, ADP) score independently; each score is shown with its origin. For prioritization we use 6.5 (NVD (NIST)) as a conservative provisional reference — not a definitive official score.

Weakness MITRE

Weakness class according to MITRE’s CWE catalog.

CWE-284 · Improper Access Control

Other CVEs with this weakness →

Detection

Read off the CVSS vector and the weakness class. Starting points, not tested rules.

Prioritize edge telemetry for the network-reachable component (proxy, WAF, IDS/IPS).
Audit administrative actions and access to resources outside each user’s normal pattern.

web/proxy/WAF logsnetwork IDS/IPSauthentication logsapplication logs

Timeline

What happened to this CVE, newest first.

2026
Affected products added · ibm/sterling b2b integrator, ibm/sterling file gateway
Oct 15, 2026 · CVE Program (cve.org) e CISA ADP
SSVC assessment updated
Oct 15, 2026 · CVE Program (cve.org) e CISA ADP
Record published
Oct 15, 2026
CVSS changed · 6.5
Oct 15, 2026 · NIST National Vulnerability Database
Source status changed · → Analyzed
Oct 15, 2026 · NIST National Vulnerability Database
Record created in this database
Oct 15, 2026 · NIST National Vulnerability Database
CVE published
Jul 28, 2026 · ibm

Source activity

Repeated readings are counted rather than listed.

1× Official description updated · Oct 15, 2026 – Oct 15, 2026

References

1 on the record

www.ibm.com/support/pages/node/7280849
Vendor Advisory, vendor-advisory, patch, NIST National Vulnerability Database

Elsewhere on this site

Ibm
every CVE for this vendor

Access control
same class

CWE-284
other pages naming this weakness

Related CVEs (same products)

Medium CVE-2025-36431 XSS Security Vulnerability in response header affects IBM Sterling B2B Integrator and IBM Sterling File Gateway Jul 30, 2026
Medium CVE-2025-36298 Cross-site Scripting (XSS) in Ibm Sterling B2b Integrator Jul 30, 2026
Medium CVE-2026-3157 Security Vulnerability in IBM Sterling B2B Integrator and IBM Sterling File Gateway due to information disclosure in mailbox UI Jul 28, 2026
Medium CVE-2026-3158 Security Vulnerability in IBM Sterling B2B Integrator and IBM Sterling File Gateway due to information disclosure Jul 28, 2026
Medium CVE-2026-1918 IBM Sterling B2B Integrator and IBM Sterling File Gateway store sensitive information in a log file Jul 28, 2026
High CVE-2026-7769 SQL injection Security Vulnerability in IBM Sterling B2B Integrator and IBM Sterling File Gateway Jul 28, 2026

Not in any source we poll

Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.

No FIRST EPSS score.
No fixed version, patch or mitigation documented.
No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
No exploit packet captures, log samples, or incident case IDs supplied.

Answered from this record

Text assembled only from the fields above — no additional claims.

What should defenders know first?

CVE-2026-7362 is "Improper Access Control Security Vulnerability in IBM Sterling B2B Integrator and IBM Sterling File Gateway", rated Medium. It affects Sterling B2b Integrator (Ibm); versions are in the scope table. It is not in CISA KEV, which does not rule out exploitation. CVSS 6.5 describes technical severity. First verify whether exposed or business-critical assets run the affected versions, apply vendor fixes or mitigations, and preserve logs for review.

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