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CVE-2019-8991· NVD / CVE Program· CNA tibco

TIBCO Active Matrix Service Grid Administrator With Multiple Cross-Site Scripting and Cross-Site Request Forgery Vulnerabilities

The administrator web interface of TIBCO Software Inc.'s TIBCO ActiveMatrix BPM, TIBCO ActiveMatrix BPM Distribution for TIBCO Silver Fabric, TIBCO ActiveMatrix Policy Director, TIBCO ActiveMatrix Service Bus, TIBCO ActiveMatrix Service Grid, TIBCO Silver Fabric Enabler for ActiveMatrix BPM, and TIBCO Silver Fabric Enabler for ActiveMatrix Service Grid contains multiple vulnerabilities that may allow for cross-site scripting (XSS) and cross-site request forgery (CSRF) attacks. Affected releases are TIBCO Software Inc.'s TIBCO ActiveMatrix BPM: versions up to and including 4.2.0, TIBCO ActiveMatrix BPM Distribution for TIBCO Silver Fabric: versions up to and including 4.2.0, TIBCO ActiveMatrix Policy Director: versions up to and including 1.1.0, TIBCO ActiveMatrix Service Bus: versions up to and including 3.3.0, TIBCO ActiveMatrix Service Grid: versions up to and including 3.3.1, TIBCO Silver Fabric Enabler for ActiveMatrix BPM: versions up to and including 1.4.1, and TIBCO Silver Fabric Enabler for ActiveMatrix Service Grid: versions up to and including 1.3.1.

HighCVSS 8.8 · v3.1—No exploit No fix recorded

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Published
Apr 24, 2019
Updated
Jun 16, 2026
EPSS
0.9% · 60th percentile
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Report tools

JSON

Action score

35

Monitor

Low priority for now.

CVSS
35 / 40 · 8.8 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.9%

CNA vs NVD score

NVD
8.8
CNA · tibco
8.8
agree

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

VendorProduct
tibcoactivematrix bpm
tibcoactivematrix policy director
tibcoactivematrix service bus
tibcoactivematrix service grid
tibcosilver fabric enabler

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • tibco activematrix bpmup to 4.2.0 inclusive
  • tibco activematrix policy directorup to 1.1.0 inclusive
  • tibco activematrix service busup to 3.3.0 inclusive
  • tibco activematrix service gridup to 3.3.0 inclusive
  • tibco activematrix service gridup to 3.3.1 inclusive
  • tibco silver fabric enablerup to 1.3.1 inclusive
  • tibco silver fabric enablerup to 1.4.1 inclusive

Versions reported by the vendor

Affected version ranges reported by the assigning authority (tibco). Independent of NVD's CPE analysis and usually ahead of it.

  • TIBCO Software Inc. TIBCO ActiveMatrix BPM

    • unspecified and later · up to and including 4.2.0affected

  • TIBCO Software Inc. TIBCO ActiveMatrix BPM Distribution for TIBCO Silver Fabric

    • unspecified and later · up to and including 4.2.0affected

  • TIBCO Software Inc. TIBCO ActiveMatrix Policy Director

    • unspecified and later · up to and including 1.1.0affected

  • TIBCO Software Inc. TIBCO ActiveMatrix Service Bus

    • unspecified and later · up to and including 3.3.0affected

  • TIBCO Software Inc. TIBCO ActiveMatrix Service Grid

    • unspecified and later · up to and including 3.3.1affected

  • TIBCO Software Inc. TIBCO Silver Fabric Enabler for ActiveMatrix BPM

    • unspecified and later · up to and including 1.4.1affected

  • TIBCO Software Inc. TIBCO Silver Fabric Enabler for ActiveMatrix Service Grid

    • unspecified and later · up to and including 1.3.1affected

Same product

tibco: all records

Other highest-scoring records for the same primary product.

  • CVE-2019-8993TIBCO Active Matrix Service Grid Administrator Unauthenticated Download of Sensitive File
    40Plan
  • CVE-2010-4495Unspecified vulnerability in the ActiveMatrix Runtime component in TIBCO ActiveMatrix Service Grid 3.0.0, 3.0.1, and 3.1.0; ActiveMatrix Ser
    37Monitor
  • CVE-2019-8992TIBCO Active Matrix Service Grid Administrator Remote Code Execution
    36Monitor
  • CVE-2019-8995TIBCO ActiveMatrix BPM Open Redirect Vulnerability
    24Monitor
  • CVE-2012-0689The server in TIBCO ActiveMatrix Platform in TIBCO Silver Fabric ActiveMatrix Service Grid Distribution 3.1.3, Service Grid and Service Bus
    20Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • A user must open a link or visit a page.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
high · data can be read
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
Required
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
High

Weakness class (CWE)

CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CVSS vector

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

nvd-primary

Root cause

User content is inserted into the page as HTML. The browser interprets the content as code rather than data.

The bug in code

The whole CWE-79 class

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

Vulnerable

ts
commentEl.innerHTML = comment.body;

Fixed

ts
commentEl.textContent = comment.body;

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

ATT&CK techniques

—

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records