CVE-2026-33467

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Source
https://cve.org/CVERecord?id=CVE-2026-33467
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-33467.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-33467
Aliases
Downstream
Related
Published
2026-04-28T21:15:24.551Z
Modified
2026-07-31T18:30:23.842449141Z
Severity
  • 5.9 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS Calculator
Summary
Improper Verification of Cryptographic Signature in Elastic Package Registry Leading to Package Integrity Bypass
Details

Improper Verification of Cryptographic Signature (CWE-347) in Elastic Package Registry could allow an attacker positioned to intercept network traffic, or to otherwise influence the contents served to a self-hosted registry, to substitute a tampered package without the integrity check failing closed.

Database specific 
{
    "cwe_ids": [
        "CWE-347"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/33xxx/CVE-2026-33467.json",
    "cna_assigner": "elastic",
    "unresolved_ranges": [
        {
            "source": "AFFECTED_FIELD",
            "extracted_events": [
                {
                    "introduced": "0.1.0"
                },
                {
                    "last_affected": "1.37.0"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/elastic/package-registry

Affected ranges

Type
GIT
Repo
https://github.com/elastic/package-registry
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
662a9d5a9ea1102e30de6a549b2bee14b5a1a189
Database specific 
{
    "cpe": "cpe:2.3:a:elastic:elastic_package_registry:*:*:*:*:*:*:*:*",
    "source": "CPE_RANGE",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "1.38.0"
        }
    ]
}

Affected versions

v0.*
v0.1.0
v0.10.0
v0.11.0
v0.12.0
v0.12.1
v0.13.0
v0.14.0
v0.15.0
v0.16.0
v0.17.0
v0.18.0
v0.19.0
v0.2.0
v0.20.0
v0.21.0
v0.4.0
v0.6.0
v0.7.0
v0.7.1
v0.8.0
v0.9.0
v1.*
v1.0.0
v1.1.0
v1.10.0
v1.11.0
v1.12.0
v1.12.1
v1.13.0
v1.14.0
v1.15.0
v1.16.0
v1.16.1
v1.16.2
v1.16.3
v1.17.0
v1.18.0
v1.19.0
v1.2.0
v1.20.0
v1.21.0
v1.22.0
v1.23.0
v1.23.1
v1.24.0
v1.24.1
v1.25.0
v1.26.0
v1.27.0
v1.28.0
v1.29.0
v1.3.0
v1.30.0
v1.30.1
v1.31.0
v1.31.1
v1.32.0
v1.32.1
v1.33.0
v1.34.0
v1.35.0
v1.36.0
v1.37.0
v1.4.0
v1.4.1
v1.5.0
v1.5.1
v1.6.0
v1.7.0
v1.8.0
v1.9.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-33467.json"