haproxy: Fix of CVE-2023-45539

{
  "id": "ca9157deeb10f20bbd206d069bf977aad07c838f1ef1540dd84ad11a46bbf513",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1790671238",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "haproxy: Fix of CVE-2023-45539",
    "summary": "- CVE-2023-45539: reject '#' as part of the URI to prevent ACL bypass via path_end rules",
    "evidence": "osv:CLSA-2026-1790671238",
    "products": [
      {
        "name": {
          "value": "haproxy",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.5.18-9.el7_9.1.tuxcare.els1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CLSA-2026-1790671238",
      "aliases": [
        "CLSA-2026-1790671238"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "1.5.18-9.el7_9.1.tuxcare.els1"
                }
              ]
            }
          ],
          "package": {
            "name": "haproxy",
            "purl": "pkg:rpm/tuxcare/haproxy?distro=centos-7",
            "ecosystem": "TuxCare:CentOS:7"
          },
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos7els/CLSA-2026-1790671238.json"
          }
        }
      ],
      "modified": "2026-10-26T09:31:49.356128686Z",
      "provider": "osv",
      "upstream": [
        "CVE-2023-45539"
      ],
      "references": [
        "https://errata.tuxcare.com/els_os/centos7els/CLSA-2026-1790671238.html",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-45539"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2023-45539",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 448560,
  "published_at": "2026-09-30T16:38:47+00:00"
}