CVE-2021-35496Network attack vector

Authenticated data access and service disruption via XXE

Published Oct 12, 2021 · Updated Sep 17, 2024

XXE in TIBCO JasperReports Server XMLA Connections allows remote authenticated users to read or alter data and disrupt service. The component accepts attacker-influenced XML, but TIBCO has not disclosed the request path, parser, or external-entity handling error. Exploitation requires low-privileged network access and can read, update, insert, or delete server data or cause denial of service.

CVSS severity7.5
High
EPSS probability0.64%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

XXE in TIBCO JasperReports Server XMLA Connections allows remote authenticated users to read or alter data and disrupt service. The component accepts attacker-influenced XML, but TIBCO has not disclosed the request path, parser, or external-entity handling error. Exploitation requires low-privileged network access and can read, update, insert, or delete server data or cause denial of service.

The record

CVE
CVE-2021-35496
Published
Oct 12, 2021
Updated
Sep 17, 2024
Vendor
TIBCO Software Inc.
Product
TIBCO JasperReports Server for Microsoft Azure
Classifications
CWE-611, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Oct 12, 2021CVE publishedPublication date reported by the CVE source.
  2. Sep 17, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=7.8.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

TIBCO Software Inc. · TIBCO JasperReports Server for Microsoft Azureversion=7.8.0
TIBCO Software Inc. · TIBCO JasperReports Serverversion=7.5.0; version=7.5.1; version=7.8.0; version=7.9.0; version=unspecified <=7.2.1
TIBCO Software Inc. · TIBCO JasperReports Server for ActiveMatrix BPMversion=unspecified <=7.9.0
TIBCO Software Inc. · TIBCO JasperReports Server - Community Editionversion=unspecified <=7.8.0
TIBCO Software Inc. · TIBCO JasperReports Server - Developer Editionversion=unspecified <=7.9.0
TIBCO Software Inc. · TIBCO JasperReports Server for AWS Marketplaceversion=unspecified <=7.9.0

Published CVSS scores

4.6NIST NVDAV:N/AC:H/Au:S/C:P/I:P/A:P
7.5TIBCO Software Inc.CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
7.1NIST NVDCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-611Improper Restriction of XML External Entity Reference
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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