Apache ActiveMQ Jolokia addNetworkConnector privilege escalation

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 6.0 | $0-$5k | 0.00 |
Summary
A vulnerability, which was classified as critical, has been found in Apache ActiveMQ. This issue affects the function addNetworkConnector of the component Jolokia. The manipulation leads to Remote Privilege Escalation.
This vulnerability is listed as CVE-2026-42588. The attack may be initiated remotely. There is no available exploit.
It is advisable to upgrade the affected component.
Details
A vulnerability was found in Apache ActiveMQ (affected version unknown). It has been rated as critical. This issue affects the function addNetworkConnector of the component Jolokia. The manipulation with an unknown input leads to a remote privilege escalation vulnerability. Impacted is confidentiality, integrity, and availability.
The advisory is shared at lists.apache.org. The identification of this vulnerability is CVE-2026-42588. The exploitation is known to be easy. The attack may be initiated remotely. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 06/02/2026).
The vulnerability scanner Nessus provides a plugin with the ID 318159 (Linux Distros Unpatched Vulnerability : CVE-2026-42588), which helps to determine the existence of the flaw in a target environment.
Upgrading eliminates this vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (318159). If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Product
Type
Vendor
Name
License
Website
- Vendor: https://www.apache.org/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.3VulDB Meta Temp Score: 6.0
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Privilege escalationCWE: Unknown
CAPEC: 🔒
ATT&CK: 🔒
Physical: No
Local: No
Remote: Yes
Availability: 🔒
Status: Not defined
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Nessus ID: 318159
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-42588
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔒
Timeline
06/01/2026 Advisory disclosed06/01/2026 VulDB entry created
06/02/2026 VulDB entry last update
Sources
Vendor: apache.orgAdvisory: lists.apache.org
Status: Confirmed
CVE: CVE-2026-42588 (🔒)
GCVE (CVE): GCVE-0-2026-42588
GCVE (VulDB): GCVE-100-367613
Entry
Created: 06/01/2026 08:05Updated: 06/02/2026 18:29
Changes: 06/01/2026 08:05 (47), 06/01/2026 08:07 (3), 06/02/2026 18:29 (2)
Complete: 🔍
Cache ID: 216::103
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
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