TuxCare security update for pypdf (8 CVEs)

{
  "id": "1e9f3416d9d5f040f6981a5694bcb92f50016c021d9259748932ff4478630bd4",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1789369936",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "TuxCare security update for pypdf (8 CVEs)",
    "summary": "TuxCare rebuilt pypdf to address 8 CVEs. Fixed in 5.9.0.post17+tuxcare.",
    "evidence": "osv:CLSA-2026-1789369936",
    "products": [
      {
        "name": {
          "value": "pypdf",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.9.0.post17+tuxcare",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "5.9.0",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.9.0.post1+tuxcare",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.9.0.post10+tuxcare",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.9.0.post11+tuxcare",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.9.0.post12+tuxcare",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.9.0.post13+tuxcare",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.9.0.post14+tuxcare",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.9.0.post15+tuxcare",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.9.0.post16+tuxcare",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.9.0.post2+tuxcare",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.9.0.post3+tuxcare",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.9.0.post4+tuxcare",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.9.0.post5+tuxcare",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.9.0.post6+tuxcare",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.9.0.post7+tuxcare",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.9.0.post8+tuxcare",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "5.9.0.post9+tuxcare",
            "evidence": "/affected/0/versions"
          }
        ]
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CLSA-2026-1789369936",
      "aliases": [
        "CLSA-2026-1789369936"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.9.0"
                },
                {
                  "fixed": "5.9.0.post17+tuxcare"
                }
              ]
            }
          ],
          "package": {
            "name": "pypdf",
            "purl": "pkg:pypi/pypdf",
            "ecosystem": "TuxCare:PyPI"
          },
          "versions": [
            "5.9.0",
            "5.9.0.post1+tuxcare",
            "5.9.0.post10+tuxcare",
            "5.9.0.post11+tuxcare",
            "5.9.0.post12+tuxcare",
            "5.9.0.post13+tuxcare",
            "5.9.0.post14+tuxcare",
            "5.9.0.post15+tuxcare",
            "5.9.0.post16+tuxcare",
            "5.9.0.post2+tuxcare",
            "5.9.0.post3+tuxcare",
            "5.9.0.post4+tuxcare",
            "5.9.0.post5+tuxcare",
            "5.9.0.post6+tuxcare",
            "5.9.0.post7+tuxcare",
            "5.9.0.post8+tuxcare",
            "5.9.0.post9+tuxcare"
          ],
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_lang/pypi/CLSA-2026-1789369936.json",
            "tuxcare": {
              "base_version": "5.9.0",
              "fixed_version": "5.9.0.post17+tuxcare"
            }
          }
        }
      ],
      "modified": "2026-10-15T09:48:01.580143795Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-28804",
        "CVE-2026-33123",
        "CVE-2026-33699",
        "CVE-2026-82398",
        "CVE-2026-84309",
        "CVE-2026-84310",
        "CVE-2026-84311",
        "GHSA-9m86-7pmv-2852"
      ],
      "references": []
    },
    "related_cves": [
      {
        "value": "CVE-2026-28804",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-33123",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-33699",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-82398",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-84309",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-84310",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-84311",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 329729,
  "published_at": "2026-09-14T07:12:16+00:00"
}