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Vulnerability · Published Mar 17, 2026 · Assigned by ibm

CVE-2026-1264IBM Sterling B2B Integrator and IBM Sterling File Gateway Improper Access Controls

High 7.1

In plain English

A high-severity missing authentication in Sterling B2B Integrator from IBM. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).

Severity (CVSS 3.1)7.1High
Exploit odds (30 days)0.2%top 91.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

IBM Sterling B2B Integrator and IBM Sterling File Gateway 6.1.0.0 through 6.1.2.7_2, 6.2.0.0 through 6.2.0.5_1, 6.2.1.0 through 6.2.1.1_1, and 6.2.2.0 allows a remote unauthenticated attacker to view and delete the partners of a community and to delete the communities.

Affected products (as reported)

VendorProductVersions
IBM Sterling B2B Integrator 6.1.0.0 – through 6.1.2.7_26.2.0.0 – through 6.2.0.5_16.2.1.0 – through 6.2.1.1_16.2.2.0

Weakness: CWE-306 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N

References