BREW-CERTSYNC-CVE-2016-10516 (GHSA-H2FP-XGX6-XH6F)

Vulnerability from osv_homebrew – Published: 2026-08-13 16:39 – Updated: 2026-09-09 23:45 – Source website
VLAI
Summary
Pallets Werkzeug cross-site scripting vulnerability
Details

Cross-site scripting (XSS) vulnerability in the render_full function in debug/tbtools.py in the debugger in Pallets Werkzeug before 0.11.11 (as used in Pallets Flask and other products) allows remote attackers to inject arbitrary web script or HTML via a field that contains an exception message.

Severity
6.1 (Medium)
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "fix": "bump",
        "range_state": "fixed",
        "resource": "werkzeug",
        "resource_purl": "pkg:pypi/werkzeug@3.1.8",
        "upstream_fixed_in": "0.11.11"
      },
      "package": {
        "ecosystem": "Homebrew",
        "name": "certsync",
        "purl": "pkg:brew/certsync"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.1.6_11"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "confidence": "high",
    "source": "matched",
    "strategy": "registry",
    "upstream_evidence": [
      {
        "ecosystem": "PyPI",
        "key": "pkg:pypi/werkzeug@3.1.8",
        "name": "werkzeug",
        "resource": "werkzeug",
        "strategy": "registry",
        "subject_version": "3.1.8"
      }
    ]
  },
  "details": "Cross-site scripting (XSS) vulnerability in the render_full function in debug/tbtools.py in the debugger in Pallets Werkzeug before 0.11.11 (as used in Pallets Flask and other products) allows remote attackers to inject arbitrary web script or HTML via a field that contains an exception message.",
  "id": "BREW-certsync-CVE-2016-10516",
  "modified": "2026-09-09T23:45:59Z",
  "published": "2026-08-13T16:39:03Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-10516"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pallets/werkzeug/pull/1001"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pallets/werkzeug/commit/1034edc7f901dd645ec6e462754111b39002bd65"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-h2fp-xgx6-xh6f"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/pallets/werkzeug"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/werkzeug/PYSEC-2017-43.yaml"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2017/11/msg00037.html"
    },
    {
      "type": "WEB",
      "url": "http://blog.neargle.com/2016/09/21/flask-src-review-get-a-xss-from-debuger"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Pallets Werkzeug cross-site scripting vulnerability",
  "upstream": [
    "GHSA-h2fp-xgx6-xh6f",
    "CVE-2016-10516",
    "PYSEC-2017-43"
  ]
}



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