Apache Struts vulnerabilities: known CVEs & security history
Apache · Web framework · 17 tracked CVEs · 1 actively exploited · updated October 2026 · what is a CVE? →
This is the full list of known vulnerabilities (CVEs) across all Apache Struts release lines — 17 in total, with 1 actively exploited in the wild. A CVE here doesn't mean your version is affected — check Apache Struts's current status and the safe version to run.
Known Apache Struts CVEs
Actively-exploited and most-severe first. Open any CVE for full details.
| CVE | Severity | CVSS | EPSS | Year |
|---|---|---|---|---|
| CVE-2016-3081⚡ exploited | high | 8.1 | 95% | 2016 |
| CVE-2026-104711 | critical | 9.8 | 1% | 2026 |
| CVE-2026-104714 | high | 8.8 | 0% | 2026 |
| CVE-2025-66675 | high | 8.2 | 1% | 2025 |
| CVE-2016-1182 | high | 8.2 | 26% | 2016 |
| CVE-2025-68493 | high | 8.1 | 23% | 2026 |
| CVE-2016-1181 | high | 8.1 | 13% | 2016 |
| CVE-2026-104712 | high | 7.5 | 1% | 2026 |
| CVE-2026-73635 | high | 7.5 | 0% | 2026 |
| CVE-2026-73634 | high | 7.5 | 1% | 2026 |
| CVE-2026-73633 | high | 7.5 | 0% | 2026 |
| CVE-2014-0114 | high | 7.5 | 99% | 2014 |
| CVE-2020-26259 | medium | 6.8 | 82% | 2020 |
| CVE-2026-104713 | medium | 6.5 | 0% | 2026 |
| CVE-2020-26258 | medium | 6.3 | 82% | 2020 |
| CVE-2026-73632 | medium | 4.3 | 0% | 2026 |
| CVE-2026-73631 | medium | 4.3 | 0% | 2026 |
Is my Apache Struts 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 Apache Struts version → · Monitor Apache Struts for new CVEs →
Apache Struts vulnerabilities — frequently asked
How many known vulnerabilities does Apache Struts have?
IsItPatched tracks 17 CVEs for Apache Struts, 1 of which is actively exploited (CISA KEV). 1 is critical-severity and 11 high-severity. These span every release line — what matters is whether the version you run is affected.
Does Apache Struts have any actively-exploited vulnerabilities?
Yes — 1 Apache Struts CVE is in CISA's Known Exploited Vulnerabilities catalog, meaning it is confirmed exploited in the wild. Patch it as a priority.
What is the most severe Apache Struts vulnerability?
Among tracked issues, CVE-2016-3081 (HIGH, CVSS 8.1), which is actively exploited, ranks highest — a Command injection weakness.
Is Apache Struts safe to use?
It depends on the version. The latest supported Apache Struts 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: Apache Struts security status · Apache Struts end-of-life · actively-exploited CVEs. Always verify against Apache's advisories — see our disclaimer.