IBM Sterling B2B Integrator/Sterling File Gateway up to 6.2.2.1 improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.9$5k-$25k0.00+

Summaryinfo

A vulnerability classified as critical has been found in IBM Sterling B2B Integrator and Sterling File Gateway up to 6.2.2.1. The impacted element is an unknown function. Performing a manipulation results in improper authentication. This vulnerability was named CVE-2026-19273. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in IBM Sterling B2B Integrator and Sterling File Gateway up to 6.2.2.1. It has been classified as critical. This affects some unknown processing. The manipulation with an unknown input leads to a improper authentication vulnerability. CWE is classifying the issue as CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

IBM Sterling B2B Integrator 6.2.0.0 through 6.2.0.6_2, 6.2.1.0 - 6.2.1.2, 6.2.2.0 - 6.2.2.1 and IBM Sterling File Gateway 6.2.0.0 through 6.2.0.6_2, 6.2.1.0 - 6.2.1.2, 6.2.2.0 - 6.2.2.1 Standard Edition could allow a remote authenticated attacker to bypass security restrictions due to improper authentication.

The advisory is shared at ibm.com. This vulnerability is uniquely identified as CVE-2026-19273 since 08/07/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/14/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.4
CNA Vector (ibm): 🔒

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

08/07/2026 CVE reserved
09/14/2026 +38 days Advisory disclosed
09/14/2026 +0 days VulDB entry created
09/14/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: ibm.com

Advisory: ibm.com
Status: Confirmed

CVE: CVE-2026-19273 (🔒)
GCVE (CVE): GCVE-0-2026-19273
GCVE (VulDB): GCVE-100-403773

Entryinfo

Created: 09/14/2026 23:21
Changes: 09/14/2026 23:21 (62)
Complete: 🔍
Cache ID: 216::103

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