Vulnerability in Apache Struts

CVE-2016-1181

ActionServlet.java in Apache Struts 1 1.x through 1.3.10 mishandles multithreaded access to an ActionForm instance, which allows remote attackers to execute arbitrary code or cause a denial of service (unexpected memory access) via a multi…

EPSS: 0.107 (93.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2016-1181?
CVE-2016-1181 is a high-severity vulnerability in Apache Struts. CVSS score: 8.1/10. Published 2016-07-04.
How severe is CVE-2016-1181?
High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2016-1181 known to be exploited?
8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.