Wolfssl Inc.

12 CVEs across 6 Wolfssl Inc. products. Browse Wolfssl Inc. vulnerabilities, severities, and proof-of-concept exploits.

Wolfssl Inc. products with known CVEs

ProductCVEs
Wolfssh5
Wolfengine2
Wolfssl2
Wolfprovider1
Wolfssl (Wolfcrypt)1
Wolftpm1
Wolfssl Inc. CVEs — newest first
CVESeverityScorePublishedSummary
CVE-2026-848972026-10-07src/internal.c in wolfSSL wolfSSH through 1.5.0 admits the server-to-client Diffie-Hellman group exchange messages SSH_MSG_KEX_DH_GEX_GROUP (31) and SSH_MSG_KE…
CVE-2026-837422026-10-07Unsigned integer underflow in wstrncat() in src/port.c in wolfSSL wolfSSH from v1.4.11 through v1.5.0 on non-Windows platforms allows an authenticated remote a…
CVE-2026-815352026-10-07In wolfSSH through 1.5.0 built with --enable-fwd, DoChannelOpen() in src/internal.c gates only direct-tcpip channel opens with the forwarding policy callback. …
CVE-2026-165162026-10-07wolfSSH does not validate that the ECDSA curve identifier in a KEXDH_REPLY host key blob matches the algorithm negotiated during key exchange. In ParseECCPubKe…
CVE-2026-81341Medium6.52026-08-28wolfEngine before 1.4.1 sources the explicit AES-CCM nonce for TLS 1.2 and DTLS 1.2 records from the record input buffer instead of the TLS sequence number car…
CVE-2026-81020High7.42026-08-28wolfEngine before 1.4.1 generates the 8-byte explicit AES-GCM nonce once when the TLS write key is set and never increments it per record. As a result every TL…
CVE-2026-81019High7.42026-08-28wolfProvider before 1.2.2 generates the 8-byte explicit AES-GCM nonce once when the TLS write key is set and never increments it per record. As a result every…
CVE-2026-3849Critical9.82026-03-19Stack Buffer Overflow in wc_HpkeLabeledExtract via Oversized ECH Config. A vulnerability existed in wolfSSL 5.8.4 ECH (Encrypted Client Hello) support, where a…
CVE-2026-3503Medium5.22026-03-19Protection mechanism failure in wolfCrypt post-quantum implementations (ML-KEM and ML-DSA) in wolfSSL on ARM Cortex-M microcontrollers allows a physical attack…
CVE-2025-78442025-08-04Exporting a TPM based RSA key larger than 2048 bits from the TPM could overrun a stack buffer if the default `MAX_RSA_KEY_BITS=2048` is used. If your TPM 2.0 m…
CVE-2024-5288Medium5.12024-08-27An issue was discovered in wolfSSL before 5.7.0. A safe-error attack via Rowhammer, namely FAULT+PROBE, leads to ECDSA key disclosure. When WOLFSSL_CHECK_SIG_F…
CVE-2024-2873Critical9.12024-03-25A vulnerability was found in wolfSSH's server-side state machine before versions 1.4.17. A malicious client could create channels without first performing user…