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Medium

Security advisory

Type: advisorySources: OSVCVE: CVE-2023-28458

pretalx 2.3.1 before 2.3.2 allows path traversal in HTML export (a non-default feature). Organizers can trigger the overwriting (with the standard pretalx 404 page content) of an arbitrary file.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2023-28458
Confirmed fixed CVEs
Not specified
Updated in this feed
3 Nov 2026, 17:50 UTC · Revision 1

Source evidence

CVE-2023-28458

core-osv · Original source

Published 20 Apr 2023, 00:00 UTC

pretalx 2.3.1 before 2.3.2 allows path traversal in HTML export (a non-default feature). Organizers can trigger the overwriting (with the standard pretalx 404 page content) of an arbitrary file.

osv:CVE-2023-28458
Complete source record
{
  "id": "3e750a5b9ed2d493f0b868ffa317b47c9c3c77549f152793eef4e5dee4bd9b76",
  "url": "https://osv.dev/vulnerability/CVE-2023-28458",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2023-28458",
    "summary": "pretalx 2.3.1 before 2.3.2 allows path traversal in HTML export (a non-default feature). Organizers can trigger the overwriting (with the standard pretalx 404 page content) of an arbitrary file.",
    "evidence": "osv:CVE-2023-28458",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2023-28458",
      "aliases": [
        "CVE-2023-28458",
        "GHSA-23fx-92m6-4f2g",
        "PYSEC-2023-40"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/pretalx/pretalx",
              "type": "GIT",
              "events": [
                {
                  "introduced": "01bfe30e2185215f3f89626efe6d305afc1e1396"
                },
                {
                  "fixed": "44f4b4fb1531af24f9504a804028970193fa57c9"
                },
                {
                  "fixed": "60722c43cf975f319e94102e6bff320723776890"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "2.3.1"
                      },
                      {
                        "fixed": "2.3.2"
                      }
                    ],
                    "source": "DESCRIPTION"
                  },
                  {
                    "range": [
                      {
                        "fixed": "60722c43cf975f319e94102e6bff320723776890"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  },
                  {
                    "range": [
                      {
                        "fixed": "44f4b4fb1531af24f9504a804028970193fa57c9"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "v2.3.2"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.3.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-28458.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:31.033449401Z",
      "provider": "osv",
      "references": [
        "https://github.com/pretalx/pretalx/releases/tag/v2.3.2",
        "https://pretalx.com/p/news/security-release-232/",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/28xxx/CVE-2023-28458.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-28458",
        "https://github.com/pretalx/pretalx/commit/60722c43cf975f319e94102e6bff320723776890",
        "https://www.sonarsource.com/blog/pretalx-vulnerabilities-how-to-get-accepted-at-every-conference/"
      ],
      "provider_metadata": {
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/28xxx/CVE-2023-28458.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-28458",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 498023,
  "published_at": "2023-04-20T00:00:00+00:00"
}