Answer in brief
CVE-2026-19307 records a Medium severity (CVSS 4.3) vulnerability in Improper Authorization vulnerability affects IBM Sterling B2B Integrator and IBM Sterling File Gateway. The current sources do not mark it as known exploited. The current feed maps IBM/Sterling B2B Integrator (generic), IBM/Sterling File Gateway (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 4.3. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps IBM/Sterling B2B Integrator (generic), IBM/Sterling File Gateway (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| IBM/Sterling B2B Integratorgeneric | >=6.2.1.0 <=6.2.1.2_1 6.2.2.0 - 6.2.2.1_1 | Not reported |
| IBM/Sterling File Gatewaygeneric | >=6.2.1.0 <=6.2.1.2_1 6.2.2.0 - 6.2.2.1_1 | Not reported |
Published upstream
Nov 8, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Nov 8, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Nov 8, 2026
IBM Sterling B2B Integrator 6.2.1.0 through 6.2.1.2_1 and 6.2.2.0 through 6.2.2.1_1, and IBM Sterling File Gateway 6.2.1.0 through 6.2.1.2_1 and 6.2.2.0 through 6.2.2.1_1 Standard Edition could allow a remote authenticated attacker to access unauthorized pages due to improper authorization.
Quoted source text, attributed separately from HOL analysis.