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WID-SEC-W-2026-1401

Vulnerability from csaf_certbund - Published: 2026-05-06 22:00 - Updated: 2026-05-14 22:00
Summary
Vercel Next.js: Mehrere Schwachstellen
Severity
Hoch
Notes
Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.
Produktbeschreibung: Next.js ist ein Framework für React-basierte Web-Anwendungen.
Angriff: Ein Angreifer kann mehrere Schwachstellen in Vercel Next.js ausnutzen, um Sicherheitsvorkehrungen zu umgehen, Cross-Site-Scripting-Angriffe durchzuführen, Daten zu manipulieren, vertrauliche Informationen offenzulegen oder einen Denial-of-Service-Zustand zu verursachen.
Betroffene Betriebssysteme: - Sonstiges - UNIX - Windows
CVE-2026-23870
Affected products
Product Identifier Version Remediation
Vercel Next.js <16.2.5
Vercel / Next.js
 <16.2.5
Vercel Next.js <15.5.16
Vercel / Next.js
 <15.5.16
CVE-2026-44572
Affected products
Known affected 2 products, the same list as for CVE-2026-23870
CVE-2026-44573
Affected products
Known affected 2 products, the same list as for CVE-2026-23870
CVE-2026-44574
Affected products
Known affected 2 products, the same list as for CVE-2026-23870
CVE-2026-44575
Affected products
Known affected 2 products, the same list as for CVE-2026-23870
CVE-2026-44576
Affected products
Known affected 2 products, the same list as for CVE-2026-23870
CVE-2026-44577
Affected products
Known affected 2 products, the same list as for CVE-2026-23870
CVE-2026-44578
Affected products
Known affected 2 products, the same list as for CVE-2026-23870
CVE-2026-44579
Affected products
Known affected 2 products, the same list as for CVE-2026-23870
CVE-2026-44580
Affected products
Known affected 2 products, the same list as for CVE-2026-23870
CVE-2026-44581
Affected products
Known affected 2 products, the same list as for CVE-2026-23870
CVE-2026-44582
Affected products
Known affected 2 products, the same list as for CVE-2026-23870
References
To clipboard 

{
  "document": {
    "aggregate_severity": {
      "text": "hoch"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "Next.js ist ein Framework f\u00fcr React-basierte Web-Anwendungen.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein Angreifer kann mehrere Schwachstellen in Vercel Next.js ausnutzen, um Sicherheitsvorkehrungen zu umgehen, Cross-Site-Scripting-Angriffe durchzuf\u00fchren, Daten zu manipulieren, vertrauliche Informationen offenzulegen oder einen Denial-of-Service-Zustand zu verursachen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Sonstiges\n- UNIX\n- Windows",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2026-1401 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1401.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2026-1401 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1401"
      },
      {
        "category": "external",
        "summary": "GitHub Security Advisory GHSA-267c-6grr-h53f vom 2026-05-06",
        "url": "https://github.com/vercel/next.js/security/advisories/GHSA-267c-6grr-h53f"
      },
      {
        "category": "external",
        "summary": "GitHub Security Advisory GHSA-36qx-fr4f-26g5 vom 2026-05-06",
        "url": "https://github.com/vercel/next.js/security/advisories/GHSA-36qx-fr4f-26g5"
      },
      {
        "category": "external",
        "summary": "GitHub Security Advisory GHSA-3g8h-86w9-wvmq vom 2026-05-06",
        "url": "https://github.com/vercel/next.js/security/advisories/GHSA-3g8h-86w9-wvmq"
      },
      {
        "category": "external",
        "summary": "GitHub Security Advisory GHSA-492v-c6pp-mqqv vom 2026-05-06",
        "url": "https://github.com/vercel/next.js/security/advisories/GHSA-492v-c6pp-mqqv"
      },
      {
        "category": "external",
        "summary": "GitHub Security Advisory GHSA-8h8q-6873-q5fj vom 2026-05-06",
        "url": "https://github.com/vercel/next.js/security/advisories/GHSA-8h8q-6873-q5fj"
      },
      {
        "category": "external",
        "summary": "GitHub Security Advisory GHSA-c4j6-fc7j-m34r vom 2026-05-06",
        "url": "https://github.com/vercel/next.js/security/advisories/GHSA-c4j6-fc7j-m34r"
      },
      {
        "category": "external",
        "summary": "GitHub Security Advisory GHSA-ffhc-5mcf-pf4q vom 2026-05-06",
        "url": "https://github.com/vercel/next.js/security/advisories/GHSA-ffhc-5mcf-pf4q"
      },
      {
        "category": "external",
        "summary": "GitHub Security Advisory GHSA-gx5p-jg67-6x7h vom 2026-05-06",
        "url": "https://github.com/vercel/next.js/security/advisories/GHSA-gx5p-jg67-6x7h"
      },
      {
        "category": "external",
        "summary": "GitHub Security Advisory GHSA-h64f-5h5j-jqjh vom 2026-05-06",
        "url": "https://github.com/vercel/next.js/security/advisories/GHSA-h64f-5h5j-jqjh"
      },
      {
        "category": "external",
        "summary": "GitHub Security Advisory GHSA-mg66-mrh9-m8jx vom 2026-05-06",
        "url": "https://github.com/vercel/next.js/security/advisories/GHSA-mg66-mrh9-m8jx"
      },
      {
        "category": "external",
        "summary": "GitHub Security Advisory GHSA-vfv6-92ff-j949 vom 2026-05-06",
        "url": "https://github.com/vercel/next.js/security/advisories/GHSA-vfv6-92ff-j949"
      },
      {
        "category": "external",
        "summary": "GitHub Security Advisory GHSA-wfc6-r584-vfw7 vom 2026-05-06",
        "url": "https://github.com/vercel/next.js/security/advisories/GHSA-wfc6-r584-vfw7"
      }
    ],
    "source_lang": "en-US",
    "title": "Vercel Next.js: Mehrere Schwachstellen",
    "tracking": {
      "current_release_date": "2026-05-14T22:00:00.000+00:00",
      "generator": {
        "date": "2026-05-15T08:33:36.441+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.5.0"
        }
      },
      "id": "WID-SEC-W-2026-1401",
      "initial_release_date": "2026-05-06T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2026-05-06T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2026-05-14T22:00:00.000+00:00",
          "number": "2",
          "summary": "CVE aufgenommen"
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c15.5.16",
                "product": {
                  "name": "Vercel Next.js \u003c15.5.16",
                  "product_id": "T053638"
                }
              },
              {
                "category": "product_version",
                "name": "15.5.16",
                "product": {
                  "name": "Vercel Next.js 15.5.16",
                  "product_id": "T053638-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:vercel:next.js:15.5.16"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003c16.2.5",
                "product": {
                  "name": "Vercel Next.js \u003c16.2.5",
                  "product_id": "T053639"
                }
              },
              {
                "category": "product_version",
                "name": "16.2.5",
                "product": {
                  "name": "Vercel Next.js 16.2.5",
                  "product_id": "T053639-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:vercel:next.js:16.2.5"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Next.js"
          }
        ],
        "category": "vendor",
        "name": "Vercel"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-23870",
      "product_status": {
        "known_affected": [
          "T053639",
          "T053638"
        ]
      },
      "release_date": "2026-05-06T22:00:00.000+00:00",
      "title": "CVE-2026-23870"
    },
    {
      "cve": "CVE-2026-44572",
      "product_status": {
        "known_affected": [
          "T053639",
          "T053638"
        ]
      },
      "release_date": "2026-05-06T22:00:00.000+00:00",
      "title": "CVE-2026-44572"
    },
    {
      "cve": "CVE-2026-44573",
      "product_status": {
        "known_affected": [
          "T053639",
          "T053638"
        ]
      },
      "release_date": "2026-05-06T22:00:00.000+00:00",
      "title": "CVE-2026-44573"
    },
    {
      "cve": "CVE-2026-44574",
      "product_status": {
        "known_affected": [
          "T053639",
          "T053638"
        ]
      },
      "release_date": "2026-05-06T22:00:00.000+00:00",
      "title": "CVE-2026-44574"
    },
    {
      "cve": "CVE-2026-44575",
      "product_status": {
        "known_affected": [
          "T053639",
          "T053638"
        ]
      },
      "release_date": "2026-05-06T22:00:00.000+00:00",
      "title": "CVE-2026-44575"
    },
    {
      "cve": "CVE-2026-44576",
      "product_status": {
        "known_affected": [
          "T053639",
          "T053638"
        ]
      },
      "release_date": "2026-05-06T22:00:00.000+00:00",
      "title": "CVE-2026-44576"
    },
    {
      "cve": "CVE-2026-44577",
      "product_status": {
        "known_affected": [
          "T053639",
          "T053638"
        ]
      },
      "release_date": "2026-05-06T22:00:00.000+00:00",
      "title": "CVE-2026-44577"
    },
    {
      "cve": "CVE-2026-44578",
      "product_status": {
        "known_affected": [
          "T053639",
          "T053638"
        ]
      },
      "release_date": "2026-05-06T22:00:00.000+00:00",
      "title": "CVE-2026-44578"
    },
    {
      "cve": "CVE-2026-44579",
      "product_status": {
        "known_affected": [
          "T053639",
          "T053638"
        ]
      },
      "release_date": "2026-05-06T22:00:00.000+00:00",
      "title": "CVE-2026-44579"
    },
    {
      "cve": "CVE-2026-44580",
      "product_status": {
        "known_affected": [
          "T053639",
          "T053638"
        ]
      },
      "release_date": "2026-05-06T22:00:00.000+00:00",
      "title": "CVE-2026-44580"
    },
    {
      "cve": "CVE-2026-44581",
      "product_status": {
        "known_affected": [
          "T053639",
          "T053638"
        ]
      },
      "release_date": "2026-05-06T22:00:00.000+00:00",
      "title": "CVE-2026-44581"
    },
    {
      "cve": "CVE-2026-44582",
      "product_status": {
        "known_affected": [
          "T053639",
          "T053638"
        ]
      },
      "release_date": "2026-05-06T22:00:00.000+00:00",
      "title": "CVE-2026-44582"
    }
  ]
}



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Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.