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Vulnerability record · CVE-2019-8990 · published 9 April 2019

CVE-2019-8990: Tibco activematrix businessworks improper authentication vulnerability

Tibco · Activematrix Businessworks

The HTTP Connector component of TIBCO Software Inc.'s TIBCO ActiveMatrix BusinessWorks contains a vulnerability that theoretically allows unauthenticated HTTP requests to be processed by the BusinessWorks engine even when authentication is required. This possibility is restricted to circumstances where HTTP "Basic Authentication" policy is used in conjunction with an XML Authentication resource. The BusinessWorks engine might instead use credentials from a prior HTTP request for authorization purposes. Affected releases are TIBCO Software Inc. TIBCO ActiveMatrix BusinessWorks: versions up to and including 6.4.2.

8.1 CVSS 3.1 High EPSS 2.9% · top 13.5% CWE-287 · Improper authentication
8.1CVSS 3.1 base score, v2 6.8
2.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

The HTTP Connector component of TIBCO Software Inc.'s TIBCO ActiveMatrix BusinessWorks contains a vulnerability that theoretically allows unauthenticated HTTP requests to be processed by the BusinessWorks engine even when authentication is required. This possibility is restricted to circumstances where HTTP "Basic Authentication" policy is used in conjunction with an XML Authentication resource. The BusinessWorks engine might instead use credentials from a prior HTTP request for authorization purposes. Affected releases are TIBCO Software Inc. TIBCO ActiveMatrix BusinessWorks: versions up to and including 6.4.2.

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/107840 Broken LinkThird Party AdvisoryVDB Entry
http://www.tibco.com/services/support/advisories Vendor Advisory
https://www.tibco.com/support/advisories/2019/04/tibco-security-advisory-april-9-2019-tibco-activematrix-businessworks Vendor Advisory
http://www.securityfocus.com/bid/107840 Broken LinkThird Party AdvisoryVDB Entry
http://www.tibco.com/services/support/advisories Vendor Advisory
https://www.tibco.com/support/advisories/2019/04/tibco-security-advisory-april-9-2019-tibco-activematrix-businessworks Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2019-8990), CISA KEV, FIRST EPSS (scores of 2026-10-09). This page is refreshed as NVD updates the record.