Use After Free Affecting espressif/esp-idf package, versions [,5.1.7)[5.2.1,6.0-beta2)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-ESPRESSIFESPIDF-15220790
- published5 Feb 2026
- disclosed4 Feb 2026
- creditMaxime Rossi Bellom, Ramtine Tofighi Shirazi
Introduced: 4 Feb 2026
CVE-2026-25507 (opens in a new tab)How to fix?
Upgrade espressif/esp-idf to version 5.1.7, 6.0-beta2 or higher.
Overview
Affected versions of this package are vulnerable to Use After Free in the protocomm_ble layer when provisioning is stopped with keep_ble_on = true. An attacker can cause invalid memory access by sending BLE read or write requests after the internal state and GATT metadata have been freed, while the BLE stack and GATT services remain active.