CVE-2026-33467

MEDIUM EPSS 2.5%
Published Apr 28, 20262mo ago · Modified Jun 17, 20261w ago
5.9 CVSS 3.1
Medium
Find Similar
Published Apr 28, 2026 2mo ago
Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score
5.9
Exploitability
2.2
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity High
Availability None

Threat Intelligence

EPSS Exploit Probability
2.5% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-347

Affected Products 1

VendorProductVersionRange
elasticelastic_package_registry* <1.38.0

References 1

  • discuss.elastic.co https://discuss.elastic.co/t/elastic-package-registry-1-38-0-security-update-esa-2026-27/386081
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.