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Servers and applications

CVE-2015-1831

The default exclude patterns (excludeParams) in Apache Struts 2.3.20 allow remote attackers to "compromise internal state of an application" via unspecified vectors.

Severity
High 7.5
Published
16 Jul 2015
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
6.3% in the next 30 daysHigher than 93% of CVEs. EPSS by FIRST, 11 Nov 2026
Attack
Over the network · No login needed
Attacker can
Read some data · Change some data · Slow it down
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Sources
NVD

Affected software

SoftwareAffected versions
Apache StrutsServers and applications · cpe:a:apache:struts
  • Version 2.3.20

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2015-1831
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2015-1831