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CVE-2025-36134

IBM Sterling B2B Integrator and IBM Sterling File Gateway information disclosure

HIGH
7.5
CVSS Score
Published: November 25, 2025 at 02:40 PM UTC
Updated: October 18, 2026 at 08:10 PM UTC
2 products affected across 1 vendorSterling B2B IntegratorSterling File Gateway

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Severity
HIGH7.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

IBM Sterling B2B Integrator and IBM Sterling File Gateway 6.0.0.0 through 6.1.2.7 and 6.2.0.0 through 6.2.0.5 and 6.2.1.1 could disclose sensitive information due to a missing or insecure SameSite attribute for a sensitive cookie.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Sterling B2B Integrator· IBM
95%
6.0.0.0 ≤ v < 6.1.2.7_26.2.0.0 ≤ v < 6.2.0.5_16.0.0.06.1.2.76.2.0.06.2.0.46.2.1.1
Sterling File Gateway· IBM
95%
6.0.0.0 ≤ v < 6.1.2.7_26.2.0.0 ≤ v < 6.2.0.5_16.0.0.06.1.2.76.2.0.06.2.0.46.2.1.1

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor AdvisoryPatch
Source: cverecord
https://www.ibm.com/support/pages/node/7252210

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-1275

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