7.1

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

Analyzed
Published 17-03-2026Last modified 18-03-2026

Vulnerability summary

CVE-2026-1264 is a high (CVSS 7.1) vulnerability in ibm sterling_b2b_integrator. EPSS estimates a 0.18% chance of exploitation in the next 30 days, higher than 7.3% of scored vulnerabilities.

Overall risk
28/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.1/10
010
High · v3.1 (CVE.org)
EPSS score
0.18%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Timeline

  1. 17-03-2026
    PublishedVulnerability first disclosed.
  2. 18-03-2026
    Last modifiedVulnerability information updated.

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.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.18%

Chance of exploitation in the next 30 days

Percentile

7%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.18% on 22-09-2026

22-09-202622-10-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Ibm2 products
  • sterling_b2b_integrator≥ 6.1.0.0, ≤ 6.1.2.7_2 | ≥ 6.2.0.0, ≤ 6.2.0.5_1 | ≥ 6.2.1.0, ≤ 6.2.1.1_1 | ≥ 6.1.0.0, < 6.1.2.8 | ≥ 6.2.0.0, < 6.2.0.5_2 | ≥ 6.2.1.0, < 6.2.1.1_2 | 6.2.2.0
  • sterling_file_gateway≥ 6.1.0.0, < 6.1.2.8 | ≥ 6.2.0.0, < 6.2.0.5_2 | ≥ 6.2.1.0, < 6.2.1.1_2 | 6.2.2.0

1 vendor · 2 products

References

1 links