---
id: "CVE-2018-18809"
kind: "vulnerability"
aliases: ["CVE-2018-18809"]
title: "The default server implementation of TIBCO Software Inc.'s TIBCO JasperReports Library, TIBCO JasperReports Library\u2026"
severity: "critical"
cvss: 9.9
epss: null
exploited: true
status: "open"
category: "package"
products: [{"name": "TIBCO JasperReports", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "tibco jasperreports library", "fixed": [], "affected": "<= 6.4.21", "ecosystem": "vendor"}, {"name": "tibco jasperreports library", "fixed": [], "affected": "<= 6.7.0", "ecosystem": "vendor"}, {"name": "tibco jasperreports library", "fixed": [], "affected": "= 7.1.0", "ecosystem": "vendor"}, {"name": "tibco jasperreports library", "fixed": [], "affected": "= 7.2.0", "ecosystem": "vendor"}, {"name": "tibco jasperreports server", "fixed": [], "affected": "<= 6.4.3", "ecosystem": "vendor"}, {"name": "tibco jasperreports server", "fixed": [], "affected": "= 7.1.0", "ecosystem": "vendor"}, {"name": "tibco jaspersoft", "fixed": [], "affected": "<= 7.1.0", "ecosystem": "vendor"}, {"name": "tibco jaspersoft reporting and analytics", "fixed": [], "affected": "<= 7.1.0", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["exploited", "jasperreports", "java", "package", "self-hosted", "tibco"]
not_affected_if: ["not-using-jasperreports"]
published_at: "2019-03-07T22:29:00+00:00"
first_seen_at: "2026-10-23T19:11:52+00:00"
updated_at: "2026-10-23T22:29:04+00:00"
sources: [{"source": "kev", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2018-18809", "first_seen_at": "2026-10-23T19:11:52+00:00"}, {"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-18809", "first_seen_at": "2026-10-23T22:29:04+00:00"}]
---

# The default server implementation of TIBCO Software Inc.'s TIBCO JasperReports Library, TIBCO JasperReports Library…

TIBCO JasperReports Library has a directory traversal flaw that lets web server users read files outside the intended directories on the host. CISA lists it in its Known Exploited Vulnerabilities catalog, so attacks are happening in the wild.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:TIBCO JasperReports affected ? fixed ?
- vendor:tibco jasperreports library affected <= 6.4.21 fixed ?
- vendor:tibco jasperreports library affected <= 6.7.0 fixed ?
- vendor:tibco jasperreports library affected = 7.1.0 fixed ?
- vendor:tibco jasperreports library affected = 7.2.0 fixed ?
- vendor:tibco jasperreports server affected <= 6.4.3 fixed ?
- vendor:tibco jasperreports server affected = 7.1.0 fixed ?
- vendor:tibco jaspersoft affected <= 7.1.0 fixed ?
- vendor:tibco jaspersoft reporting and analytics affected <= 7.1.0 fixed ?

## Fix

Apply the updates per vendor instructions; the sources do not name the fixed version.

## Timeline

- 2026-10-23T19:11:52+00:00 kev https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2018-18809
- 2026-10-23T22:29:04+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2018-18809

## From the sources

The default server implementation of TIBCO Software Inc.'s TIBCO JasperReports Library, TIBCO JasperReports Library Community Edition, TIBCO JasperReports Library for ActiveMatrix BPM, TIBCO JasperReports Server, TIBCO JasperReports Server Community Edition, TIBCO JasperReports Server for ActiveMatrix BPM, TIBCO Jaspersoft for AWS with Multi-Tenancy, and TIBCO Jaspersoft Reporting and Analytics for AWS contains a directory-traversal vulnerability that may theoretically allow web server users to access contents of the host system. Affected releases are TIBCO Software Inc.'s TIBCO JasperReports Library: versions up to and including 6.3.4; 6.4.1; 6.4.2; 6.4.21; 7.1.0; 7.2.0, TIBCO JasperReports Library Community Edition: versions up to and including 6.7.0, TIBCO JasperReports Library for ActiveMatrix BPM: versions up to and including 6.4.21, TIBCO JasperReports Server: versions up to and including 6.3.4; 6.4.0; 6.4.1; 6.4.2; 6.4.3; 7.1.0, TIBCO JasperReports Server Community Edition: versions up to and including 6.4.3; 7.1.0, TIBCO JasperReports Server for ActiveMatrix BPM: versions up to and including 6.4.3, TIBCO Jaspersoft for AWS with Multi-Tenancy: versions up to and including 7.1.0, TIBCO Jaspersoft Reporting and Analytics for AWS: versions up to and including 7.1.0.

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_