CVE-2026-93687 (GCVE-0-2026-93687)
Vulnerability from cvelistv5
Published
2026-09-18 15:06
Modified
2026-10-14 23:03
CWE
Summary
braces through 3.0.3 contains a stack overflow vulnerability in the recursive AST walkers that lack depth guards. Attackers can supply deeply nested brace patterns under the character limit to exhaust the call stack and terminate the Node.js process with an uncaught RangeError.
Impacted products
Vendor Product Version
micromatch braces Version: 0   ≤ 3.0.3
Create a notification for this product.
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-93687",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-10-14T23:03:49.274284Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-10-14T23:03:56.063Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2026-10-12T06:18:42.451Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "https://github.com/micromatch/braces/issues/73#issuecomment-5996574974"
          }
        ],
        "title": "CVE Program Container",
        "x_generator": {
          "engine": "ADPogram 0.0.1"
        }
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://www.npmjs.com/package/braces",
          "defaultStatus": "unaffected",
          "packageURL": "pkg:npm/braces",
          "product": "braces",
          "repo": "https://github.com/micromatch/braces",
          "vendor": "micromatch",
          "versions": [
            {
              "lessThanOrEqual": "3.0.3",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:jonschlinkert:braces:*:*:*:*:*:node.js:*:*",
                  "versionEndIncluding": "3.0.3",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Wayde Shi (PayPal Cyber Security Team)"
        }
      ],
      "datePublic": "2026-09-17T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "braces through 3.0.3 contains a stack overflow vulnerability in the recursive AST walkers that lack depth guards. Attackers can supply deeply nested brace patterns under the character limit to exhaust the call stack and terminate the Node.js process with an uncaught RangeError."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 8.7,
            "baseSeverity": "HIGH",
            "privilegesRequired": "NONE",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "NONE"
          },
          "format": "CVSS"
        },
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-674",
              "description": "Uncontrolled Recursion",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-24T14:23:04.389Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "name": "GitHub Issue #70",
          "tags": [
            "issue-tracking"
          ],
          "url": "https://github.com/micromatch/braces/issues/70"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://github.com/micromatch/braces"
        },
        {
          "tags": [
            "technical-description"
          ],
          "url": "https://github.com/micromatch/braces/blob/3.0.3/lib/compile.js#L49-L53"
        },
        {
          "tags": [
            "technical-description"
          ],
          "url": "https://github.com/micromatch/braces/blob/3.0.3/lib/expand.js#L102-L105"
        },
        {
          "tags": [
            "technical-description"
          ],
          "url": "https://github.com/micromatch/braces/blob/3.0.3/lib/parse.js#L38-L40"
        },
        {
          "name": "VulnCheck Advisory: braces through 3.0.3 Stack Overflow via Deeply Nested Patterns",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.vulncheck.com/advisories/braces-through-3.0.3-stack-overflow-via-deeply-nested-patterns"
        }
      ],
      "title": "braces through 3.0.3 Stack Overflow via Deeply Nested Patterns",
      "x_generator": {
        "engine": "vulncheck-endgame"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
    "assignerShortName": "VulnCheck",
    "cveId": "CVE-2026-93687",
    "datePublished": "2026-09-18T15:06:02.880Z",
    "dateReserved": "2026-09-18T14:39:01.117Z",
    "dateUpdated": "2026-10-14T23:03:56.063Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://github.com/micromatch/braces/issues/73#issuecomment-5996574974\"}], \"x_generator\": {\"engine\": \"ADPogram 0.0.1\"}, \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2026-10-12T06:18:42.451Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-93687\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-10-14T23:03:49.274284Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-09-18T16:56:38.072Z\"}}], \"cna\": {\"title\": \"braces through 3.0.3 Stack Overflow via Deeply Nested Patterns\", \"credits\": [{\"lang\": \"en\", \"type\": \"finder\", \"value\": \"Wayde Shi (PayPal Cyber Security Team)\"}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV4_0\": {\"version\": \"4.0\", \"baseScore\": 8.7, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"attackRequirements\": \"NONE\", \"privilegesRequired\": \"NONE\", \"subIntegrityImpact\": \"NONE\", \"vulnIntegrityImpact\": \"NONE\", \"subAvailabilityImpact\": \"NONE\", \"vulnAvailabilityImpact\": \"HIGH\", \"subConfidentialityImpact\": \"NONE\", \"vulnConfidentialityImpact\": \"NONE\"}}, {\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.5, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"NONE\"}}], \"affected\": [{\"repo\": \"https://github.com/micromatch/braces\", \"vendor\": \"micromatch\", \"product\": \"braces\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"3.0.3\"}], \"packageURL\": \"pkg:npm/braces\", \"collectionURL\": \"https://www.npmjs.com/package/braces\", \"defaultStatus\": \"unaffected\"}], \"datePublic\": \"2026-09-17T00:00:00.000Z\", \"references\": [{\"url\": \"https://github.com/micromatch/braces/issues/70\", \"name\": \"GitHub Issue #70\", \"tags\": [\"issue-tracking\"]}, {\"url\": \"https://github.com/micromatch/braces\", \"tags\": [\"product\"]}, {\"url\": \"https://github.com/micromatch/braces/blob/3.0.3/lib/compile.js#L49-L53\", \"tags\": [\"technical-description\"]}, {\"url\": \"https://github.com/micromatch/braces/blob/3.0.3/lib/expand.js#L102-L105\", \"tags\": [\"technical-description\"]}, {\"url\": \"https://github.com/micromatch/braces/blob/3.0.3/lib/parse.js#L38-L40\", \"tags\": [\"technical-description\"]}, {\"url\": \"https://www.vulncheck.com/advisories/braces-through-3.0.3-stack-overflow-via-deeply-nested-patterns\", \"name\": \"VulnCheck Advisory: braces through 3.0.3 Stack Overflow via Deeply Nested Patterns\", \"tags\": [\"third-party-advisory\"]}], \"x_generator\": {\"engine\": \"vulncheck-endgame\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"braces through 3.0.3 contains a stack overflow vulnerability in the recursive AST walkers that lack depth guards. Attackers can supply deeply nested brace patterns under the character limit to exhaust the call stack and terminate the Node.js process with an uncaught RangeError.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-674\", \"description\": \"Uncontrolled Recursion\"}]}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:a:jonschlinkert:braces:*:*:*:*:*:node.js:*:*\", \"vulnerable\": true, \"versionEndIncluding\": \"3.0.3\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"83251b91-4cc7-4094-a5c7-464a1b83ea10\", \"shortName\": \"VulnCheck\", \"dateUpdated\": \"2026-09-24T14:23:04.389Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-93687\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-10-14T23:03:56.063Z\", \"dateReserved\": \"2026-09-18T14:39:01.117Z\", \"assignerOrgId\": \"83251b91-4cc7-4094-a5c7-464a1b83ea10\", \"datePublished\": \"2026-09-18T15:06:02.880Z\", \"assignerShortName\": \"VulnCheck\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.


Loading…

Loading…