CVE-2026-3157 Information disclosure in Sterling B2B Integrator
Attackers can access sensitive information exposed in source code comments within the mailbox UI of IBM Sterling B2B Integrator and File Gateway.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-3157?
CVE-2026-3157 is a medium-severity vulnerability in Ibm Sterling B2b Integrator, published on 28 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
IBM Sterling B2B Integrator 6.2.0.0 through 6.2.0.5_2, 6.2.1.0 through 6.2.1.1_2, and 6.2.2.0 through 6.2.2.0_1 and IBM Sterling File Gateway 6.2.0.0 through 6.2.0.5_2, 6.2.1.0 through 6.2.1.1_2, and 6.2.2.0 through 6.2.2.0_1 is vulnerable to an information disclosure due to sensitive information being included in the source code comments of a mailbox component.
Weakness: CWE-615
Which versions are affected by CVE-2026-3157?
It affects 2 products.
Products include Ibm Sterling B2b Integrator, Ibm Sterling File Gateway.
How do I fix CVE-2026-3157?
No fix has been published for CVE-2026-3157 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-3157 being exploited?
There is no known exploitation of CVE-2026-3157 in the wild and no public exploit code.
Other vulnerabilities in Ibm Sterling B2b Integrator
- CVE-2015-7450 IBM WebSphere Application Server and Server Hypervisor Edition Code Injection.
- CVE-2024-31903 IBM Sterling B2B Integrator Standard Edition code execution
- CVE-2019-4728 Deserialization in Sterling B2B Integrator
- CVE-2020-4762 Privilege escalation in Sterling B2B Integrator
- CVE-2017-1174 SQL injection in Sterling B2B Integrator
Sources
Also known as GHSA-pcjc-2762-7xwq.