CVE-2026-52760

Apache ActiveMQ, Apache ActiveMQ Web Console: Stored XSS via Unescaped values in ActiveMQ Web Console

MEDIUM
6.1
CVSS Score
Published: June 30, 2026 at 09:50 AM UTC
Updated: July 2, 2026 at 06:58 PM UTC
2 products affected across 1 vendorActiveMQApache ActiveMQ Web

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.7%
SSVC
No known exploit

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Apache ActiveMQ, Apache ActiveMQ Web Console. The browse page in the web console renders a message Id directly without sanitization. This allows an authenticated producer to send a message with a JMS message ID that has been crafted to contain HTML/JavaScript such that when an administrator browses the queue in the Web Console, the payload executes in their browser. This issue affects Apache ActiveMQ: before 5.19.8, from 6.0.0 before 6.2.7; Apache ActiveMQ Web Console: before 5.19.8, from 6.0.0 before 6.2.7. Users are recommended to upgrade to version 6.2.7 or 5.19.8, which fixes the issue.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 5.19.86.0.0 ≤ v < 6.2.76.0.0
Affected range stops below 5.19.8, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.2.7, so it looks safe — our inference, not a vendor statement
v < 5.19.86.0.0 ≤ v < 6.2.76.0.0
Affected range stops below 5.19.8, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.2.7, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

Vendor AdvisoryMailing List
Source: cverecord
https://lists.apache.org/thread/d3mhyo2116nomz2lwxppyy4pclvdxq3n
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2026/06/29/12

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.1MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-79

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