{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "3.1.60"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "56636c3614aff1555fe716d3804ca59e653934ea"
            }
          ],
          "repo": "https://github.com/gitpython-developers/gitpython",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-g5vv-9gxw-82hx"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-1333"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/87xxx/CVE-2026-87819.json"
  },
  "details": "GitPython before 3.1.60 contains a regular expression denial of service vulnerability in Actor.name_email_regex that processes commit author and committer fields. Attackers can craft a commit object with a malformed author field containing an unterminated angle bracket to cause quadratic backtracking, exhausting CPU resources for over two minutes per commit access.",
  "id": "CVE-2026-87819",
  "modified": "2026-09-10T03:30:38.284522684Z",
  "published": "2026-09-09T11:21:05.360Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/87xxx/CVE-2026-87819.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/gitpython-developers/GitPython/security/advisories/GHSA-g5vv-9gxw-82hx"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-87819"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/gitpython-before-3.1.60-denial-of-service-via-redos"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "GitPython before 3.1.60 Denial of Service via ReDoS"
}