ActiveMQ vulnerabilities: known CVEs & security history
Apache · Actively exploited · 63 tracked CVEs · 3 actively exploited · updated June 2026 · what is a CVE? →
This is the full list of known vulnerabilities (CVEs) across all ActiveMQ release lines — 63 in total, with 3 actively exploited in the wild. A CVE here doesn't mean your version is affected — check ActiveMQ's current status and the safe version to run.
Known ActiveMQ CVEs
Actively-exploited and most-severe first. Open any CVE for full details.
| CVE | Severity | CVSS | EPSS | Year |
|---|---|---|---|---|
| CVE-2023-46604⚡ exploited | critical | 10 | 100% | 2023 |
| CVE-2016-3088⚡ exploited | critical | 9.8 | 99% | 2016 |
| CVE-2026-34197⚡ exploited | high | 8.8 | 87% | 2026 |
| CVE-2020-11998 | critical | 9.8 | 51% | 2020 |
| CVE-2013-7285 | critical | 9.8 | 84% | 2019 |
| CVE-2014-3600 | critical | 9.8 | 10% | 2017 |
| CVE-2015-5254 | critical | 9.8 | 38% | 2016 |
| CVE-2026-49157 | high | 8.8 | 0% | 2026 |
| CVE-2026-45505 | high | 8.8 | 1% | 2026 |
| CVE-2026-41044 | high | 8.8 | 1% | 2026 |
| CVE-2026-40466 | high | 8.8 | 4% | 2026 |
| CVE-2022-41678 | high | 8.8 | 86% | 2023 |
| CVE-2024-32114 | high | 8.5 | 5% | 2024 |
| CVE-2026-42588 | high | 8.1 | 0% | 2026 |
| CVE-2020-26217 | high | 8 | 85% | 2020 |
| CVE-2026-39304 | high | 7.5 | 1% | 2026 |
| CVE-2025-27533 | high | 7.5 | 9% | 2025 |
| CVE-2021-21341 | high | 7.5 | 78% | 2021 |
| CVE-2021-26117 | high | 7.5 | 11% | 2021 |
| CVE-2019-0222 | high | 7.5 | 12% | 2019 |
| CVE-2014-3612 | high | 7.5 | 7% | 2015 |
| CVE-2014-3576 | high | 7.5 | 13% | 2015 |
| CVE-2018-11775 | high | 7.4 | 7% | 2018 |
| CVE-2010-1244 | medium | 6.8 | 1% | 2010 |
| CVE-2026-41043 | medium | 6.5 | 0% | 2026 |
| CVE-2013-3060 | medium | 6.4 | 6% | 2013 |
| CVE-2026-42253 | medium | 6.1 | 0% | 2026 |
| CVE-2021-21349 | medium | 6.1 | 48% | 2021 |
| CVE-2021-21347 | medium | 6.1 | 15% | 2021 |
| CVE-2021-21346 | medium | 6.1 | 77% | 2021 |
| CVE-2020-13947 | medium | 6.1 | 79% | 2021 |
| CVE-2020-1941 | medium | 6.1 | 6% | 2020 |
| CVE-2019-10241 | medium | 6.1 | 10% | 2019 |
| CVE-2018-8006 | medium | 6.1 | 56% | 2018 |
| CVE-2016-6810 | medium | 6.1 | 6% | 2018 |
| CVE-2016-0734 | medium | 6.1 | 8% | 2016 |
| CVE-2026-49270 | medium | 5.9 | 0% | 2026 |
| CVE-2020-13920 | medium | 5.9 | 5% | 2020 |
| CVE-2019-0201 | medium | 5.9 | 10% | 2019 |
| CVE-2021-21345 | medium | 5.8 | 73% | 2021 |
| CVE-2012-5784 | medium | 5.8 | 6% | 2012 |
| CVE-2025-66168 | medium | 5.4 | 1% | 2026 |
| CVE-2021-21351 | medium | 5.4 | 83% | 2021 |
| CVE-2016-0782 | medium | 5.4 | 6% | 2016 |
| CVE-2021-21350 | medium | 5.3 | 16% | 2021 |
| CVE-2021-21348 | medium | 5.3 | 14% | 2021 |
| CVE-2021-21344 | medium | 5.3 | 77% | 2021 |
| CVE-2021-21343 | medium | 5.3 | 48% | 2021 |
| CVE-2021-21342 | medium | 5.3 | 50% | 2021 |
| CVE-2015-6524 | medium | 5 | 8% | 2015 |
| CVE-2015-1830 | medium | 5 | 84% | 2015 |
| CVE-2012-6551 | medium | 5 | 8% | 2013 |
| CVE-2011-4905 | medium | 5 | 9% | 2012 |
| CVE-2010-1587 | medium | 5 | 78% | 2010 |
| CVE-2026-46605 | medium | 4.3 | 0% | 2026 |
| CVE-2026-33227 | medium | 4.3 | 0% | 2026 |
| CVE-2014-8110 | medium | 4.3 | 7% | 2015 |
| CVE-2013-1880 | medium | 4.3 | 6% | 2014 |
| CVE-2013-1879 | medium | 4.3 | 6% | 2013 |
| CVE-2012-6092 | medium | 4.3 | 6% | 2013 |
| CVE-2017-15709 | low | 3.7 | 23% | 2018 |
| CVE-2010-0684 | low | 3.5 | 4% | 2010 |
| CVE-2015-7559 | low | 2.7 | 2% | 2019 |
Is my ActiveMQ version affected?
The list above spans every release. To know whether your version is affected — and the minimum safe version to upgrade to — check it directly.
Check your ActiveMQ version → · Monitor ActiveMQ for new CVEs →
ActiveMQ vulnerabilities — frequently asked
How many known vulnerabilities does ActiveMQ have?
IsItPatched tracks 63 CVEs for ActiveMQ, 3 of which are actively exploited (CISA KEV). 6 are critical-severity and 17 high-severity. These span every release line — what matters is whether the version you run is affected.
Does ActiveMQ have any actively-exploited vulnerabilities?
Yes — 3 ActiveMQ CVEs are in CISA's Known Exploited Vulnerabilities catalog, meaning they are confirmed exploited in the wild (1 linked to ransomware). Patch these as a priority.
What is the most severe ActiveMQ vulnerability?
Among tracked issues, CVE-2023-46604 (CRITICAL, CVSS 10), which is actively exploited, ranks highest — a Insecure deserialization weakness.
Is ActiveMQ safe to use?
It depends on the version. The latest supported ActiveMQ release clears the known issues; older versions may still be affected. Check the exact version you run for a verdict.
CVE data aggregated from NVD, CISA KEV and EPSS (FIRST.org). Related: ActiveMQ security status · ActiveMQ end-of-life · actively-exploited CVEs. Always verify against Apache's advisories — see our disclaimer.