Machine-written summary
Summary written by Claude Haiku from the source advisory. Not reviewed by a person.
Apache ActiveMQ Apollo 1.x before 1.7.1 (package org.apache.activemq:apollo-project) contains an XML external entity (XXE) vulnerability. A remote consumer can exploit it through an XPath-based selector when dequeuing XML messages, and the source does not specify the resulting impact. Upgrade to version 1.7.1 or later; the source lists no workaround.
Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 9.8 | Critical | 3.0 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | GitHub Advisory Database |
- CISA KEV Not listed.
- EPSS 0.046, the 91st percentile, on 11 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 15:13 UTC First seen by agentprime
- 31 Oct 2026, 15:13 UTC Confirmed by OSV
Sources
- GitHub Advisory Database: GHSA-wmhw-hpwh-44pg
- OSV: GHSA-wmhw-hpwh-44pg
- nvd.nist.gov/vuln/detail/CVE-2014-3579
- github.com/apache/activemq-apollo/commit/e5647554e6801a522c508a8eb457979a9af8c398
- exchange.xforce.ibmcloud.com/vulnerabilities/100721
- github.com/apache/activemq-apollo
- issues.apache.org/jira/browse/APLO-366
- lists.apache.org/thread.html/a859563f05fbe7c31916b3178c2697165bd9bbf5a65d1cf62aef27d2@%3Ccommits.activemq.apache.org%3E
- web.archive.org/web/20150213000202/http://seclists.org/oss-sec/2015/q1/428
- web.archive.org/web/20200228080433/http://www.securityfocus.com/bid/72508
- activemq.apache.org/security-advisories.data/CVE-2014-3579-announcement.txt