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              "content": {
                "id": "CVE-2025-7339",
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                    "Exploitation": "poc"
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                  {
                    "Automatable": "no"
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                    "Technical Impact": "partial"
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                "timestamp": "2025-07-17T20:24:38.580125Z",
                "version": "2.0.3"
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          "shortName": "CISA-ADP"
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        "title": "CISA ADP Vulnrichment"
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          "defaultStatus": "unaffected",
          "product": "on-headers",
          "vendor": "jshttp",
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              "lessThan": "1.1.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
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              "type": "text/html",
              "value": "on-headers is a node.js middleware for listening to \u003cspan style=\"background-color: rgb(33, 40, 48);\"\u003ewhen a response writes headers.\u003c/span\u003e A bug in on-headers versions `\u0026lt;1.1.0` may result in response headers being inadvertently modified when an array is passed to `response.writeHead()`.\u0026nbsp;\u003cspan style=\"background-color: rgb(24, 26, 27);\"\u003eUsers should upgrade to version 1.1.0 to receive a patch.\u0026nbsp;\u003c/span\u003eUses are strongly encouraged to upgrade to `1.1.0`, but this issue can be worked around by passing an object to `response.writeHead()` rather than an array.\u003cbr\u003e"
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      ],
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            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 3.4,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N",
            "version": "3.1"
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          "descriptions": [
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              "cweId": "CWE-241",
              "description": "CWE-241",
              "lang": "en",
              "type": "CWE"
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      "providerMetadata": {
        "dateUpdated": "2025-07-17T15:47:39.680Z",
        "orgId": "ce714d77-add3-4f53-aff5-83d477b104bb",
        "shortName": "openjs"
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      "references": [
        {
          "url": "https://github.com/jshttp/on-headers/security/advisories/GHSA-76c9-3jph-rj3q"
        },
        {
          "url": "https://github.com/jshttp/on-headers/commit/c6e384908c9c6127d18831d16ab0bd96e1231867"
        },
        {
          "url": "https://cna.openjsf.org/security-advisories.html"
        },
        {
          "url": "https://github.com/expressjs/morgan/issues/315"
        },
        {
          "url": "https://github.com/jshttp/on-headers/issues/15"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "on-headers vulnerable to http response header manipulation",
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    "assignerOrgId": "ce714d77-add3-4f53-aff5-83d477b104bb",
    "assignerShortName": "openjs",
    "cveId": "CVE-2025-7339",
    "datePublished": "2025-07-17T15:47:39.680Z",
    "dateReserved": "2025-07-07T20:01:14.812Z",
    "dateUpdated": "2025-07-17T20:24:47.447Z",
    "state": "PUBLISHED"
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