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CVE-2026-23878

Estado: AnalizadaMedia (6.5)—

HotCRP is conference review software. Starting in commit aa20ef288828b04550950cf67c831af8a525f508 and prior to commit ceacd5f1476458792c44c6a993670f02c984b4a0, authors with at least one submission on a HotCRP site could use the document API to download any documents (PDFs, attachments) associated with any submission. The problem was patched in commit ceacd5f1476458792c44c6a993670f02c984b4a0.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Hotcrp — Hotcrp

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2026-23878",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-23878",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-01-20T21:40:50.777606Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "security-advisories@github.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.5,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "security-advisories@github.com",
      "affectedData": [
        {
          "vendor": "kohler",
          "product": "hotcrp",
          "versions": [
            {
              "status": "affected",
              "version": ">= aa20ef288828b04550950cf67c831af8a525f508, < ceacd5f1476458792c44c6a993670f02c984b4a0"
            }
          ]
        }
      ]
    }
  ],
  "published": "2026-01-19T19:16:04.963",
  "references": [
    {
      "url": "https://github.com/kohler/hotcrp/commit/aa20ef288828b04550950cf67c831af8a525f508",
      "tags": [
        "Patch"
      ],
      "source": "security-advisories@github.com"
    },
    {
      "url": "https://github.com/kohler/hotcrp/commit/ceacd5f1476458792c44c6a993670f02c984b4a0",
      "tags": [
        "Patch"
      ],
      "source": "security-advisories@github.com"
    },
    {
      "url": "https://github.com/kohler/hotcrp/security/advisories/GHSA-vh3x-xwj4-jvqx",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security-advisories@github.com"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security-advisories@github.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-201"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "HotCRP is conference review software. Starting in commit aa20ef288828b04550950cf67c831af8a525f508 and prior to commit ceacd5f1476458792c44c6a993670f02c984b4a0, authors with at least one submission on a HotCRP site could use the document API to download any documents (PDFs, attachments) associated with any submission. The problem was patched in commit ceacd5f1476458792c44c6a993670f02c984b4a0."
    },
    {
      "lang": "es",
      "value": "HotCRP es un software de revisión de conferencias. A partir del commit aa20ef288828b04550950cf67c831af8a525f508 y antes del commit ceacd5f1476458792c44c6a993670f02c984b4a0, los autores con al menos una entrega en un sitio de HotCRP podían usar la API de documentos para descargar cualquier documento (PDFs, adjuntos) asociado con cualquier entrega. El problema fue parcheado en el commit ceacd5f1476458792c44c6a993670f02c984b4a0."
    }
  ],
  "lastModified": "2026-06-17T10:22:14.670",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:hotcrp:hotcrp:3.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C49A46B9-6C68-43E5-9B50-3C271E236CDE"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security-advisories@github.com"
}