CVE-2016-3081
What it is
Apache Struts 2.3.19 to 2.3.20.2, 2.3.21 to 2.3.24.1, and 2.3.25 to 2.3.28, when Dynamic Method Invocation is enabled, allow remote attackers to execute arbitrary code via method: prefix, related to chained expressions.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
- In the wild
- CISA lists this as exploited in real attacks. Treat as urgent.
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- ReservedThe CVE id was reserved by its CNA
- PublishedDisclosed publicly on CVE.org and NVD
- 2026-10-08 Exploited in the wildAdded to CISA's Known Exploited Vulnerabilities list
- Last updatedMost recent change to the record
- 2026-10-11 Remediation deadlineCISA's due date for federal agencies to fix it
Why it ranks here
- Exploited in the wild: yes, CISA lists it. This puts it above everything that is not.
- Exploit odds: 96.5% in the next 30 days (EPSS).
- Severity: 8.1 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Added to CISA KEV
- 2026-10-08
- Exploit probability
- 96.5% · EPSS, next 30 days
- Weakness
- CWE-77 · Command injection
- Record status
- Analyzed
Affected
- Huawei Agile controller-campus Firmware v100r002c00
- Huawei Anyoffice v200r005c00
- Huawei Anyoffice v200r006c00
- Huawei Logcenter v100r001c10
- Huawei Logcenter v100r001c20
- Huawei firehunter6000 Firmware v100r001c20
- Huawei Oceanstor 5300 v3 Firmware v300r001
- Huawei Oceanstor 5300 v3 Firmware v300r002
Attack profile CVSS 3.1 · 8.1
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2016-3081.md and follow it. Check whether this project is affected by CVE-2016-3081. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
- https://struts.apache.org/docs/s2-032.html
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
- https://struts.apache.org/docs/s2-032.html
References
- http://packetstormsecurity.com/files/136856/Apache-Struts-2.3.28-Dynamic-Method-Invocation-Remote-Code-Execution.html
- http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20160527-01-struts2-en
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
- http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
- http://www.rapid7.com/db/modules/exploit/linux/http/struts_dmi_exec
- http://www.rapid7.com/db/modules/exploit/multi/http/struts_dmi_exec
- http://www.securityfocus.com/bid/87327
- http://www.securityfocus.com/bid/91787
- http://www.securitytracker.com/id/1035665
- https://struts.apache.org/docs/s2-032.html
- https://www.exploit-db.com/exploits/39756/
- http://packetstormsecurity.com/files/136856/Apache-Struts-2.3.28-Dynamic-Method-Invocation-Remote-Code-Execution.html
- http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20160527-01-struts2-en
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
- http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
- http://www.rapid7.com/db/modules/exploit/linux/http/struts_dmi_exec
- http://www.rapid7.com/db/modules/exploit/multi/http/struts_dmi_exec
- http://www.securityfocus.com/bid/87327
- http://www.securityfocus.com/bid/91787
- http://www.securitytracker.com/id/1035665
- https://struts.apache.org/docs/s2-032.html
- https://www.exploit-db.com/exploits/39756/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-3081