CVE-2026-12737: IBM Sterling B2B Integrator · Sensitive Data in Logs
Affects IBM Sterling B2B IntegratorSource CVE Database V5
Not known to be exploited · CVSS 4.4 Medium.
Data as of 8 Nov 2026, 17:21 UTC
Thin evidence
One scorer or none| CNA (ibm) | CVSS 3.1 | 4.4 |
|---|
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 8 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 8 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| IBMSterling B2B Integrator | Affected
| Fixed in– |
| IBMSterling File Gateway | Affected
| Fixed in– |
CPE configurations (4)
cpe:2.3:a:ibm:sterling_b2b_integrator:6.2.2.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:sterling_b2b_integrator:6.2.2.1_1:*:*:*:*:*:*:*cpe:2.3:a:ibm:sterling_file_gateway:6.2.2.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:sterling_file_gateway:6.2.2.1_1:*:*:*:*:*:*:*
AI-suggested
Until a fix is available, restrict local privileged user access to systems running affected versions to mitigate risk. Monitor vendor communications for updates on patches or official mitigations.
Description
IBM Sterling B2B Integrator versions 6.2.2.0 through 6.2.2.1_1 and IBM Sterling File Gateway versions 6.2.2.0 through 6.2.2.1_1 store potentially sensitive information in log files. This information could be accessed by a local privileged user, leading to confidentiality concerns. The vulnerability is classified under CWE-532, which involves insertion of sensitive information into log files. The CVSS v3.1 base score is 4.4, indicating a medium severity level.