openssl_encrypt versions before 1.4.9 use a denylist to identify trusted built-in plugins, allowing unsigned plugins in top-level plugins/ directories and unknown subdirectories to bypass signature verification. Attackers can place malicious unsigned plugins following documented installation paths to achieve arbitrary code execution in the CLI process with access to passwords and cryptographic keys.
History

Thu, 27 Aug 2026 18:00:00 +0000

Type Values Removed Values Added
First Time appeared Jahlives
Jahlives openssl Encrypt
Vendors & Products Jahlives
Jahlives openssl Encrypt
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 27 Aug 2026 16:45:00 +0000

Type Values Removed Values Added
Description openssl_encrypt versions before 1.4.9 use a denylist to identify trusted built-in plugins, allowing unsigned plugins in top-level plugins/ directories and unknown subdirectories to bypass signature verification. Attackers can place malicious unsigned plugins following documented installation paths to achieve arbitrary code execution in the CLI process with access to passwords and cryptographic keys.
Title openssl_encrypt before 1.4.9 Arbitrary Code Execution via unsigned plugin
Weaknesses CWE-347
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-08-27T17:40:51.958Z

Reserved: 2026-08-27T11:12:29.817Z

Link: CVE-2026-81701

cve-icon Vulnrichment

Updated: 2026-08-27T17:40:48.295Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-08-27T17:21:00.533

Modified: 2026-08-28T18:56:34.447

Link: CVE-2026-81701

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-27T18:45:04Z