BREW-BBOT-CVE-2014-0012 (GHSA-FQH9-2QGG-H84H)

Vulnerability from osv_homebrew – Published: 2026-08-13 16:37 – Updated: 2026-09-09 23:43 – Source website
VLAI
Summary
Insecure Temporary File in Jinja2
Details

FileSystemBytecodeCache in Jinja2 prior to version 2.7.2 does not properly create temporary directories, which allows local users to gain privileges by pre-creating a temporary directory with a user's uid. NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-1402.

Severity
6.2 (Medium)
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
6.9 (Medium)
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "fix": "bump",
        "range_state": "fixed",
        "resource": "jinja2",
        "resource_purl": "pkg:pypi/jinja2@3.1.6",
        "upstream_fixed_in": "2.7.2"
      },
      "package": {
        "ecosystem": "Homebrew",
        "name": "bbot",
        "purl": "pkg:brew/bbot"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.0.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "confidence": "high",
    "source": "matched",
    "strategy": "registry",
    "upstream_evidence": [
      {
        "ecosystem": "PyPI",
        "key": "pkg:pypi/jinja2@3.1.6",
        "name": "jinja2",
        "resource": "jinja2",
        "strategy": "registry",
        "subject_version": "3.1.6"
      }
    ]
  },
  "details": "FileSystemBytecodeCache in Jinja2 prior to version 2.7.2 does not properly create temporary directories, which allows local users to gain privileges by pre-creating a temporary directory with a user\u0027s uid. NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-1402.",
  "id": "BREW-bbot-CVE-2014-0012",
  "modified": "2026-09-09T23:43:32Z",
  "published": "2026-08-13T16:37:10Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2014-0012"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mitsuhiko/jinja2/pull/292"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mitsuhiko/jinja2/pull/296"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pallets/jinja2/pull/292"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pallets/jinja2/pull/296"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mitsuhiko/jinja2/commit/acb672b6a179567632e032f547582f30fa2f4aa7"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pallets/jinja/commit/acb672b6a179567632e032f547582f30fa2f4aa7"
    },
    {
      "type": "WEB",
      "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=734747"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1051421"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/pallets/jinja2"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/jinja2/PYSEC-2014-82.yaml"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/oss-sec/2014/q1/73"
    },
    {
      "type": "WEB",
      "url": "http://www.gentoo.org/security/en/glsa/glsa-201408-13.xml"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Insecure Temporary File in Jinja2",
  "upstream": [
    "GHSA-fqh9-2qgg-h84h",
    "CVE-2014-0012",
    "PYSEC-2014-82"
  ]
}



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