CVE-2026-49877 — HIGH (8.1)

Q: How severe is CVE-2026-49877?

CVE-2026-49877 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-49877?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Activemq.

Vulnerability Description

Improper Authorization vulnerability in Apache ActiveMQ. An authenticated low-privilege Web Console user by default can access /admin/* paths in the Web Console. The default Jetty settings incorrectly did not limit those paths to only admins. This issue affects Apache ActiveMQ: 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.

CVSS Score

8.1

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Apache	Activemq	< 5.19.8

Related Weaknesses (CWE)

CWE-285

References

https://lists.apache.org/thread/w82vtc3q02j5ot94tnyy1197y3wb98hlVendor AdvisoryMailing List
http://www.openwall.com/lists/oss-security/2026/06/29/9Third Party Advisory

FAQ

What is CVE-2026-49877?

CVE-2026-49877 is a vulnerability with a CVSS score of 8.1 (HIGH). Improper Authorization vulnerability in Apache ActiveMQ. An authenticated low-privilege Web Console user by default can access /admin/* paths in the Web Console. The default Jetty settings incorrectl...

How severe is CVE-2026-49877?

CVE-2026-49877 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-49877?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Activemq.