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    PYSEC-2026-3770

    Vulnerability from pysec - Published: 2026-08-17 11:16 - Updated: 2026-09-02 08:34
    VLAI
    Details

    openssl_encrypt versions before 1.4.0 fail to apply sandbox restrictions in the default process isolation mode for plugin execution. Attackers can execute malicious plugins with unrestricted access to the filesystem, network, subprocess execution, and all Python modules.

    Impacted products
    Name purl
    openssl-encrypt pkg:pypi/openssl-encrypt

    {
      "affected": [
        {
          "ecosystem_specific": {},
          "package": {
            "ecosystem": "PyPI",
            "name": "openssl-encrypt",
            "purl": "pkg:pypi/openssl-encrypt"
          },
          "ranges": [
            {
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1.4.0"
                }
              ],
              "type": "ECOSYSTEM"
            }
          ],
          "versions": [
            "0.2.2",
            "0.2.3",
            "0.2.4",
            "0.2.5",
            "0.2.6",
            "0.3.0",
            "0.3.1",
            "0.3.2",
            "0.3.3",
            "0.4.0",
            "0.4.1",
            "0.4.2",
            "0.4.3",
            "0.4.4",
            "0.5.0",
            "0.5.1",
            "0.5.3",
            "0.6.0rc1",
            "0.7.0rc2",
            "0.7.1",
            "0.7.2",
            "0.8.0",
            "0.8.1",
            "0.8.2",
            "0.9.2",
            "1.0.0",
            "1.0.1",
            "1.0.2",
            "1.0.3",
            "1.1.0",
            "1.2.0",
            "1.2.1",
            "1.3.0",
            "1.3.1",
            "1.3.2",
            "1.3.3",
            "1.3.4",
            "1.3.5",
            "1.4.0b3",
            "1.4.0b4",
            "1.4.0b5",
            "1.4.0b6",
            "1.4.0b7",
            "1.4.0b8"
          ]
        }
      ],
      "aliases": [
        "CVE-2026-74895",
        "GHSA-623h-chj7-hfx8"
      ],
      "details": "openssl_encrypt versions before 1.4.0 fail to apply sandbox restrictions in the default process isolation mode for plugin execution. Attackers can execute malicious plugins with unrestricted access to the filesystem, network, subprocess execution, and all Python modules.",
      "id": "PYSEC-2026-3770",
      "modified": "2026-09-02T08:34:40.387781Z",
      "published": "2026-08-17T11:16:44.653Z",
      "references": [
        {
          "type": "ADVISORY",
          "url": "https://github.com/jahlives/openssl_encrypt/security/advisories/GHSA-623h-chj7-hfx8"
        },
        {
          "type": "ADVISORY",
          "url": "https://www.vulncheck.com/advisories/openssl-encrypt-before-plugin-sandbox-bypass-via-process-isolation"
        }
      ],
      "severity": [
        {
          "score": "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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "type": "CVSS_V4"
        }
      ]
    }