CVE-2020-13947
MediumAn instance of a cross-site scripting vulnerability was identified to be present in the web based administration console on the message.jsp page of Apache ActiveMQ versions 5.15.12 through 5.16.0.
Published Jun 14, 2021 · Updated Sep 8, 2026 · Also known as BIT-activemq-2020-13947, DEBIAN-CVE-2020-13947, GHSA-66gw-ch5v-74v8, TR-21-0120, TR-21-0475, UBUNTU-CVE-2020-13947
Key Facts
Patch immediately- CVE-2020-13947 is a medium-severity vulnerability (CVSS 6.1 v3.1) affecting Activemq (Apache), Communications Session Report Manager (Oracle), Communications Session Route Manager (Oracle) and 2 more products.
- It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
- EPSS estimates a 79% probability of exploitation in the next 30 days.
- Fixed versions are available, including Activemq 5.15.14, Activemq 5.16.1, Activemq 5.16.1-1.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v3.1
6.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS (30-day exploit likelihood)
79%
Higher than 99.5% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
None known
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Description
An instance of a cross-site scripting vulnerability was identified to be present in the web based administration console on the message.jsp page of Apache ActiveMQ versions 5.15.12 through 5.16.0.
Affected Products
25 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| ActivemqApache | >= Apache ActiveMQ version prior to 5.15.13 and 5.16.1 | 5.15.14 |
| Communications Session Report ManagerOracle | See advisory | 8.2.2 |
| Communications Session Route ManagerOracle | See advisory | 8.2.2 |
| rootio-activemqrootio | See advisory | 5.16.1-1 |
| org.apache.activemq:activemq-parentmaven | >= 5.16.0 | 5.15.14 |
Patched Releases
Activemq
5.15.14, 5.16.1, 5.16.1-1
Communications Session Report Manager
<=8.2.2
Communications Session Route Manager
<=8.2.2
org.apache.activemq:activemq-parent
5.15.14, 5.16.1
rootio-activemq
5.16.1-1
Timeline
Publicly disclosed
Jun 14, 2021
Last updated
Sep 8, 2026
Weakness Type
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
References
- advisoryhttp://activemq.apache.org/security-advisories.data/CVE-2020-13947-announcement.txt
- advisoryhttps://exchange.xforce.ibmcloud.com/vulnerabilities/192956
- advisoryGHSA advisory
- advisoryhttps://nvd.nist.gov/vuln/detail/CVE-2020-13947
- advisoryhttps://security-tracker.debian.org/tracker/CVE-2020-13947
FAQ
Common Questions.
An instance of a cross-site scripting vulnerability was identified to be present in the web based administration console on the message.jsp page of Apache ActiveMQ versions 5.15.12 through 5.16.0.
Affected: Activemq (Apache) versions >= Apache ActiveMQ version prior to 5.15.13 and 5.16.1; Communications Session Report Manager (Oracle); Communications Session Route Manager (Oracle), among others. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
Fixed versions are available, including Activemq 5.15.14, Activemq 5.16.1, Activemq 5.16.1-1.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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