Improper input validation in Apache Struts

CVE-2015-0899

The MultiPageValidator implementation in Apache Struts 1 1.1 through 1.3.10 allows remote attackers to bypass intended access restrictions via a modified page parameter.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.695 (98.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2015-0899?
CVE-2015-0899 is a high-severity vulnerability in Apache Struts, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2016-07-04.
How severe is CVE-2015-0899?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2015-0899 known to be exploited?
7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.