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CVE-2026-25507

ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. In versions 5.5.2, 5.4.3, 5.3.4, 5.2.6, and 5.1.6, a use-after-free vulnerability was reported in the BLE provisioning transport (protocomm_ble) layer. The issue can be triggered by a remote BLE client while the device is in provisioning mode. The vulnerability occurred when provisioning was stopped with keep_ble_on = true. In this configuration, internal protocomm_ble state and GATT metadata were freed while the BLE stack
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:ff2f66130fbfc0f57a523388f1161eda03c0c5d9b81f72ef5edb415e21550744
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"esp-idf","vendor":"espressif","versions":[{"status":"affected","version":"= 5.5.2"},{"status":"affected","version":"= 5.4.3"},{"status":"affected","version":"= 5.3.4"},{"status":"affected","version":"= 5.2.6"},{"status":"affected","version":"= 5.1.6"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4d04dff03abc7b4aee706105c0bc8d69235f571b153127360f0bf04a65dc64c8 · sha256:18f8d839bebd7834… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"ADJACENT_NETWORK","availabilityImpact":"HIGH","baseScore":6.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:4d04dff03abc7b4aee706105c0bc8d69235f571b153127360f0bf04a65dc64c8 · sha256:18f8d839bebd7834… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-416","description":"CWE-416: Use After Free","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:4d04dff03abc7b4aee706105c0bc8d69235f571b153127360f0bf04a65dc64c8 · sha256:18f8d839bebd7834… · /containers/cna/problemTypes/0/descriptions/0

Source references

8 source assertions
{"name":"https://github.com/espressif/esp-idf/commit/0540c85140c2c06c0cbecc8843277ea676d5c4a9","tags":["x_refsource_MISC"],"url":"https://github.com/espressif/esp-idf/commit/0540c85140c2c06c0cbecc8843277ea676d5c4a9"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4d04dff03abc7b4aee706105c0bc8d69235f571b153127360f0bf04a65dc64c8 · sha256:18f8d839bebd7834… · /containers/cna/references/1
{"name":"https://github.com/espressif/esp-idf/commit/1ff264abf2504cade46f0ce3a03f821310bcf6d7","tags":["x_refsource_MISC"],"url":"https://github.com/espressif/esp-idf/commit/1ff264abf2504cade46f0ce3a03f821310bcf6d7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4d04dff03abc7b4aee706105c0bc8d69235f571b153127360f0bf04a65dc64c8 · sha256:18f8d839bebd7834… · /containers/cna/references/2
{"name":"https://github.com/espressif/esp-idf/commit/47552ff4fd824caf38215468ebd2f31fb5f36d70","tags":["x_refsource_MISC"],"url":"https://github.com/espressif/esp-idf/commit/47552ff4fd824caf38215468ebd2f31fb5f36d70"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4d04dff03abc7b4aee706105c0bc8d69235f571b153127360f0bf04a65dc64c8 · sha256:18f8d839bebd7834… · /containers/cna/references/3
{"name":"https://github.com/espressif/esp-idf/commit/4c3fdcd316f780bab4ae5aa73c9626ea9fe24ac6","tags":["x_refsource_MISC"],"url":"https://github.com/espressif/esp-idf/commit/4c3fdcd316f780bab4ae5aa73c9626ea9fe24ac6"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4d04dff03abc7b4aee706105c0bc8d69235f571b153127360f0bf04a65dc64c8 · sha256:18f8d839bebd7834… · /containers/cna/references/4
{"name":"https://github.com/espressif/esp-idf/commit/894c28afe3f2f8f31ff25b64191883517dddb5cf","tags":["x_refsource_MISC"],"url":"https://github.com/espressif/esp-idf/commit/894c28afe3f2f8f31ff25b64191883517dddb5cf"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4d04dff03abc7b4aee706105c0bc8d69235f571b153127360f0bf04a65dc64c8 · sha256:18f8d839bebd7834… · /containers/cna/references/5
{"name":"https://github.com/espressif/esp-idf/commit/cde7b7362adc15638c141c249681cbe5d23de663","tags":["x_refsource_MISC"],"url":"https://github.com/espressif/esp-idf/commit/cde7b7362adc15638c141c249681cbe5d23de663"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4d04dff03abc7b4aee706105c0bc8d69235f571b153127360f0bf04a65dc64c8 · sha256:18f8d839bebd7834… · /containers/cna/references/6
{"name":"https://github.com/espressif/esp-idf/commit/dba9a7dc01e4dab14c77d328f6a6f46369aeee63","tags":["x_refsource_MISC"],"url":"https://github.com/espressif/esp-idf/commit/dba9a7dc01e4dab14c77d328f6a6f46369aeee63"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4d04dff03abc7b4aee706105c0bc8d69235f571b153127360f0bf04a65dc64c8 · sha256:18f8d839bebd7834… · /containers/cna/references/7
{"name":"https://github.com/espressif/esp-idf/security/advisories/GHSA-h7r3-gmg9-xjmg","tags":["x_refsource_CONFIRM"],"url":"https://github.com/espressif/esp-idf/security/advisories/GHSA-h7r3-gmg9-xjmg"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4d04dff03abc7b4aee706105c0bc8d69235f571b153127360f0bf04a65dc64c8 · sha256:18f8d839bebd7834… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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