No exploitation reportedFix available

CVE-2022-47633

No exploitation reported by the sources we read.

Published2022-12-23
WeaknessCWE-287

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

An image signature validation bypass vulnerability in Kyverno 1.8.3 and 1.8.4 allows a malicious image registry (or a man-in-the-middle attacker) to inject unsigned arbitrary container images into a protected Kubernetes cluster. This is fixed in 1.8.5. This has been fixed in 1.8.5 and mitigations are available for impacted releases.

Timeline

dates in UTC

2022-12-2323:15CVE 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-2022-47633?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-47633?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Kyverno

Branch	Affected	Fixed in	Source
1.8	= 1.8.3	no fix published	NVD
1.8	= 1.8.4	no fix published	NVD

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

Fix

Advisories and patches

github.comPatch
github.comPatch
github.comRelease Notes
github.comPatch

Detection

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

Sources

CISA-ADPSSVC decisionnone2025-04-15
OpenCVESSVC decisionnone—
CISA-ADPCVSS 3.18.12025-04-15
NVDCVSS 3.18.1read 2026-10-23
CISA-ADPweakness (CWE)CWE-2872025-04-15
NVDweakness (CWE)CWE-287read 2026-10-23
FIRST EPSSEPSS score1.0 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2022-12-23
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2022-47633?

Is CVE-2022-47633 actively exploited?

Active exploitation of CVE-2022-47633 has not been confirmed. Its EPSS score was 1.0% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-47633?

CVE-2022-47633 has a CVSS v3 base score of 8.1 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

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