CVE-2026-51261 (GCVE-0-2026-51261)

Vulnerability from cvelistv5 – Published: 2026-07-28 00:00 – Updated: 2026-07-31 14:34
VLAI

DO NOT USE THIS CVE RECORD. ConsultIDs: none. Reason: This record was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none.

Show details on NVD website

{
  "containers": {
    "cna": {
      "providerMetadata": {
        "dateUpdated": "2026-07-31T14:34:12.351Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "rejectedReasons": [
        {
          "lang": "en",
          "value": "DO NOT USE THIS CVE RECORD. ConsultIDs: none. Reason: This record was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none."
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2026-51261",
    "datePublished": "2026-07-28T00:00:00.000Z",
    "dateRejected": "2026-07-31T00:00:00.000Z",
    "dateReserved": "2026-06-07T00:00:00.000Z",
    "dateUpdated": "2026-07-31T14:34:12.351Z",
    "state": "REJECTED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-51261",
      "date": "2026-07-31",
      "epss": "0.00298",
      "percentile": "0.22082"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-51261\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2026-07-28T15:17:16.943\",\"lastModified\":\"2026-07-31T15:16:30.560\",\"vulnStatus\":\"Rejected\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Rejected reason: DO NOT USE THIS CVE RECORD. ConsultIDs: none. Reason: This record was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none.\"}],\"metrics\":{},\"references\":[]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-07-30T16:03:23.892Z\"}, \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 9.8, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"CRITICAL\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-51261\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-07-30T16:03:03.967069Z\"}}}], \"title\": \"CISA ADP Vulnrichment\"}], \"cna\": {\"affected\": [{\"vendor\": \"n/a\", \"product\": \"n/a\", \"versions\": [{\"status\": \"affected\", \"version\": \"n/a\"}]}], \"references\": [{\"url\": \"https://github.com/schreibfaul1/ESP32-audioI2S/blob/master/src/Audio.cpp\"}, {\"url\": \"https://github.com/programmervuln/cveadvisory-/blob/main/CVE-2026-51261\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"Missing mutex synchronization in AudioBuffer::freeSpace() in schreibfaul1 ESP32-audioI2S 3.4.5 creates a race condition between concurrent tasks. The function calculates available buffer space without protecting shared read/write pointers, returning an incorrectly large value. Trusting this value leads to heap out-of-bounds write, memory corruption, device crash, and arbitrary code execution.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"text\", \"description\": \"n/a\"}]}], \"providerMetadata\": {\"orgId\": \"8254265b-2729-46b6-b9e3-3dfca2d5bfca\", \"shortName\": \"mitre\", \"dateUpdated\": \"2026-07-28T14:29:48.091Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-51261\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-07-30T17:40:39.349Z\", \"dateReserved\": \"2026-06-07T00:00:00.000Z\", \"assignerOrgId\": \"8254265b-2729-46b6-b9e3-3dfca2d5bfca\", \"datePublished\": \"2026-07-28T00:00:00.000Z\", \"assignerShortName\": \"mitre\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

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.

Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…

Loading…