No exploitation reportedFix available

CVE-2016-6795

Q: Is CVE-2016-6795 actively exploited?

Active exploitation of CVE-2016-6795 has not been confirmed. Its EPSS score was 8.2% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2016-6795?

CVE-2016-6795 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2017-09-20
WeaknessCWE-22

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

In the Convention plugin in Apache Struts 2.3.x before 2.3.31, and 2.5.x before 2.5.5, it is possible to prepare a special URL which will be used for path traversal and execution of arbitrary code on server side.

Timeline

dates in UTC

2017-09-2017:29CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2016-6795?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2016-6795?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · OSV

Apache struts

Branch	Affected	Fixed in	Source
2.3	= 2.3.20	no fix published	NVD
2.3	= 2.3.20.1	no fix published	NVD
2.3	= 2.3.20.2	no fix published	NVD
2.3	= 2.3.20.3	no fix published	NVD
2.3	= 2.3.21	no fix published	NVD
2.3	= 2.3.22	no fix published	NVD
2.3	= 2.3.23	no fix published	NVD
2.3	= 2.3.24	no fix published	NVD
2.3	= 2.3.24.1	no fix published	NVD
2.3	= 2.3.24.2	no fix published	NVD
2.3	= 2.3.24.3	no fix published	NVD
2.3	= 2.3.25	no fix published	NVD

struts2-convention-plugin

Branch	Affected	Fixed in	Source
2.5	≥ 2.5.0, < 2.5.5	2.5.5	OSV
2.3	≥ 2.3.0, < 2.3.31	2.3.31	OSV

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

struts.apache.orgVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.09.8read 2026-10-23
NVDCVSS 2.07.5read 2026-10-23
NVDweakness (CWE)CWE-22read 2026-10-23
FIRST EPSSEPSS score8.2 %2026-10-23
OSVaffected packages—

Technical details

CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2017-09-20
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2016-6795?

Is CVE-2016-6795 actively exploited?

Active exploitation of CVE-2016-6795 has not been confirmed. Its EPSS score was 8.2% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2016-6795?

CVE-2016-6795 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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