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Product · wofSSL

wolfSSL

3 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

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  • High 8.3
    CVE-2026-3549

    ECH parsing heap buffer overflow

    Heap Overflow in TLS 1.3 ECH parsing. An integer underflow existed in ECH extension parsing logic when calculating a buffer length, which resulted in writing beyond the bounds of an allocated buffer. Note that in wolfSSL, ECH is off by default, and the ECH st…

    wofSSL wolfSSL wolfssl wolfssl Debian Ubuntu Alpine