CVE-2021-40684
Talend ESB Runtime in all versions from 5.1 to 7.3.1-R2021-09, 7.2.1-R2021-09, 7.1.1-R2021-09,...
Talend ESB Runtime in all versions from 5.1 to 7.3.1-R2021-09, 7.2.1-R2021-09, 7.1.1-R2021-09, has an unauthenticated Jolokia HTTP endpoint which allows remote access to the JMX of the runtime container, which would allow an attacker the ability to read or modify the container or software running in the container.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Talend ESB Runtime in all versions from 5.1 to 7.3.1-R2021-09, 7.2.1-R2021-09, 7.1.1-R2021-09, has an unauthenticated Jolokia HTTP endpoint which allows remote access to the JMX of the runtime container, which would allow an attacker the ability to read or modify the container or software running in the container.
- Record
CVE-2021-40684- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N - CVSS 2.0
- 6.4 Medium
AV:N/AC:L/Au:N/C:P/I:P/A:N - Updated
- 2026-11-02
CVE List No score
Talend ESB Runtime in all versions from 5.1 to 7.3.1-R2021-09, 7.2.1-R2021-09, 7.1.1-R2021-09, has an unauthenticated Jolokia HTTP endpoint which allows remote access to the JMX of the runtime container, which would allow an attacker the ability to read or modify the container or software running in the container.
- Record
CVE-2021-40684- Updated
- 2026-11-02
EUVDEUVD-2021-27856 No score
Talend ESB Runtime in all versions from 5.1 to 7.3.1-R2021-09, 7.2.1-R2021-09, 7.1.1-R2021-09, has an unauthenticated Jolokia HTTP endpoint which allows remote access to the JMX of the runtime container, which would allow an attacker the ability to read or modify the container or software running in the container.
- Record
EUVD-2021-27856- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fhm7-hx2j-4294
Talend ESB Runtime in all versions from 5.1 to 7.3.1-R2021-09, 7.2.1-R2021-09, 7.1.1-R2021-09,...
Talend ESB Runtime in all versions from 5.1 to 7.3.1-R2021-09, 7.2.1-R2021-09, 7.1.1-R2021-09, has an unauthenticated Jolokia HTTP endpoint which allows remote access to the JMX of the runtime container, which would allow an attacker the ability to read or modify the container or software running in the container.
- Record
GHSA-fhm7-hx2j-4294- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N - Weakness
- CWE-287
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-40684 is a critical vulnerability (CVSS 9.1) in Talend Esb Runtime, published September 22, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.25%, the 69th percentile. No source names a fixed version.