No exploitation reportedFix available

CVE-2016-6793

Q: Is CVE-2016-6793 actively exploited?

Active exploitation of CVE-2016-6793 has not been confirmed. Its EPSS score was 8.5% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2016-6793?

CVE-2016-6793 has a CVSS v3 base score of 9.1 (CRITICAL severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.

No exploitation reported by the sources we read.

Published2017-07-17
Fixed in6.25.0 · 1.5.17
WeaknessCWE-502

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

The DiskFileItem class in Apache Wicket 6.x before 6.25.0 and 1.5.x before 1.5.17 allows remote attackers to cause a denial of service (infinite loop) and write to, move, and delete files with the permissions of DiskFileItem, and if running on a Java VM before 1.3.1, execute arbitrary code via a crafted serialized Java object.

Timeline

dates in UTC

2017-07-1713:18CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 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-2016-6793?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2016-6793?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Apache wicket

Branch	Affected	Fixed in	Source
6.x	≥ 6.0.0, < 6.25.0	6.25.0	NVD
1.5	≥ 1.5.0, < 1.5.17	1.5.17	NVD

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

Fix

Update Apache wicket to 6.25.0 · 1.5.17

Advisories and patches

wicket.apache.orgVendor Advisory

Detection

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

Sources

NVDCVSS 3.09.1read 2026-10-23
NVDCVSS 2.06.4read 2026-10-23
NVDweakness (CWE)CWE-502read 2026-10-23
FIRST EPSSEPSS score8.5 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Published: 2017-07-17
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2016-6793?

Is CVE-2016-6793 actively exploited?

Active exploitation of CVE-2016-6793 has not been confirmed. Its EPSS score was 8.5% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2016-6793?

CVE-2016-6793 has a CVSS v3 base score of 9.1 (CRITICAL severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.

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