Public proof of conceptFix available

CVE-2018-8115

Q: Is CVE-2018-8115 actively exploited?

Active exploitation of CVE-2018-8115 has not been confirmed. Its EPSS score was 34.1% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2018-8115?

CVE-2018-8115 has a CVSS v3 base score of 8.6 (HIGH severity), with vector string CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H.

A public proof of concept exists; no exploitation attested.

Published2018-05-02
Fixed in0.6.10
WeaknessCWE-20

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

A remote code execution vulnerability exists when the Windows Host Compute Service Shim (hcsshim) library fails to properly validate input while importing a container image, aka "Windows Host Compute Service Shim Remote Code Execution Vulnerability." This affects Windows Host Compute.

Timeline

dates in UTC

2018-05-0219:29CVE publishedNVD
2026-10-2319:23First public proof of conceptPoC-in-GitHub
2026-10-2319:23EPSS crossed 10 %FIRST EPSS

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-2018-8115?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2018-8115?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Microsoft windows host compute service shim

Branch	Affected	Fixed in	Source
0.6	< 0.6.10	0.6.10	NVD

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

Fix

Update Microsoft windows host compute service shim to 0.6.10

Advisories and patches

portal.msrc.microsoft.comPatch · Vendor Advisory

Detection

read 2026-10-23 19:23 UTC

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: 1 repository, unverifiedaquasecurity/scan-cve-2018-8115

Sources

NVDCVSS 3.08.6read 2026-10-23
NVDCVSS 2.09.3read 2026-10-23
NVDweakness (CWE)CWE-20read 2026-10-23
FIRST EPSSEPSS score34.1 %read 2026-10-23
PoC-in-GitHubproof of concept1read 2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Published: 2018-05-02
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2018-8115?

Is CVE-2018-8115 actively exploited?

Active exploitation of CVE-2018-8115 has not been confirmed. Its EPSS score was 34.1% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-8115?

CVE-2018-8115 has a CVSS v3 base score of 8.6 (HIGH severity), with vector string CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H.

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