WO
Product
wolfssl
by wolfssl · last CVE Sep 27, 2026
153
CVEs
0
On KEV
9.8
Max CVSS
0
New 30D
Severity mix
Critical 27High 55Medium 66Low 5
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Add wolfssl to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-10097
7.5
0%
Jun 25
ML-KEM-1024 x64 AVX2 incomplete cipher text comparison enables IND-CCA2 break and static private-key recovery
Affected: 5.7.0 through 5.9.1
CVE-2026-10512
7.5
0%
Jun 25
X25519 x86_64 assembly final reduction leaves non-canonical field element
Affected: 5.6.4 through 5.9.1
CVE-2026-11310
7.5
0%
Jun 25
X.509 trust-chain bypass in wolfSSL_X509_verify_cert() via untrusted intermediate anchoring
Affected: 5.8.4 through 5.9.1
CVE-2026-12340
7.5
0%
Jun 25
Out-of-bounds heap read in SM2/SM3 certificate Subject Key Identifier computation
Affected: 5.6.4 through 5.9.1
CVE-2026-55958
7.5
0%
Jun 25
Renesas TSIP TLS 1.3 transcript buffer out-of-bounds write in tsip_StoreMessage
Affected: 5.4.0 through 5.9.1
CVE-2026-55960
7.5
0%
Jun 25
Un-negotiated Raw Public Key (RFC 7250) accepted in place of X.509, bypassing chain validation
Affected: 5.6.4 through 5.9.1
CVE-2026-11999
7.5
0%
Jun 25
X.509 trust-chain bypass via path-depth exhaustion in wolfSSL_X509_verify_cert()
Affected: 5.7.4 through 5.9.1
CVE-2026-55967
7.5
0%
Jun 25
AES-GCM streaming APIs do not reject >64 GiB cumulative single messages, enabling counter wrap and keystream reuse
Affected: 4.8.0 through 5.9.1
CVE-2026-55961
7.5
0%
Jun 25
wolfSSL_PKCS7_verify() reports success for degenerate (certs-only) PKCS#7 with no signer
Affected: 3.15.7 through 5.9.1
CVE-2026-5477
7.5
0%
Apr 10
Prefix-substitution forgery via integer overflow in wolfCrypt CMAC
Affected: through 5.9.0
CVE-2026-5447
7.5
0%
Apr 9
Heap buffer overflow in CertFromX509() via AuthorityKeyIdentifier
Affected: before 5.9.1
CVE-2026-3547
7.5
0%
Mar 19
wolfSSL: out-of-bounds read (DoS) in ALPN parsing due to incomplete validation
Affected: before 5.9.0
CVE-2026-2645
7.5
0%
Mar 19
Acceptance of CertificateVerify Message before ClientKeyExchange in TLS 1.2
Affected: before 5.8.4
CVE-2025-12888
7.5
0%
Nov 21
Vulnerability in X25519 constant-time cryptographic implementations due to timing side channels introduced by compiler optimizations and CPU architecture limitations, specifically…
Affected: 5.8.2
CVE-2025-11935
7.5
0%
Nov 21
With TLS 1.3 pre-shared key (PSK) a malicious or faulty server could ignore the request for PFS (perfect forward secrecy) and the client would continue on with the connection…
Affected: 5.8.2 before 5.8.4
CVE-2024-5991
7.5
1%
Aug 27
In function MatchDomainName(), input param str is treated as a NULL terminated string despite being user provided and unchecked
Affected: through 5.7.0
CVE-2022-39173
7.5
6%
Sep 29
In wolfSSL before 5.5.1, malicious clients can cause a buffer overflow during a TLS 1.3 handshake
Affected: before 5.5.1
CVE-2022-38152
7.5
3%
Aug 31
An issue was discovered in wolfSSL before 5.5.0
Affected: before 5.5.0
CVE-2022-34293
7.5
1%
Aug 8
wolfSSL before 5.4.0 allows remote attackers to cause a denial of service via DTLS because a check for return-routability can be skipped
Affected: before 5.4.0
CVE-2022-25640
7.5
1%
Feb 24
In wolfSSL before 5.2.0, a TLS 1.3 server cannot properly enforce a requirement for mutual authentication
Affected: before 5.2.0
CVE-2020-12457
7.5
2%
Aug 21
An issue was discovered in wolfSSL before 4.5.0
Affected: before 4.5.0
CVE-2020-11713
7.5
2%
Apr 12
wolfSSL 4.3.0 has mulmod code in wc_ecc_mulmod_ex in ecc.c that does not properly resist timing side-channel attacks
Affected: 4.3.0
CVE-2019-19962
7.5
1%
Dec 25
wolfSSL before 4.3.0 mishandles calls to wc_SignatureGenerateHash, leading to fault injection in RSA cryptography
Affected: before 4.3.0
CVE-2014-2904
7.5
1%
Nov 21
wolfssl before 3.2.0 has a server certificate that is not properly authorized for server authentication
Affected: before 3.2.0
CVE-2014-2902
7.5
1%
Nov 21
wolfssl before 3.2.0 does not properly authorize CA certificate for signing other certificates
Affected: before 3.2.0
CVE-2014-2901
7.5
1%
Nov 21
wolfssl before 3.2.0 does not properly issue certificates for a server's hostname
Affected: before 3.2.0
CVE-2019-18840
7.5
2%
Nov 9
In wolfSSL 4.1.0 through 4.2.0c, there are missing sanity checks of memory accesses in parsing ASN.1 certificate data while handshaking
Affected: 4.1.0 through 4.2.0c
CVE-2017-8855
7.5
1%
May 9
wolfSSL before 3.11.0 does not prevent wc_DhAgree from accepting a malformed DH key
Affected: through 3.10.4
CVE-2015-6925
7.5
3%
Jan 22
wolfSSL (formerly CyaSSL) before 3.6.8 allows remote attackers to cause a denial of service (resource consumption or traffic amplification) via a crafted DTLS cookie in a…
Affected: through 3.6.6
CVE-2026-5446
7.1
0%
Apr 9
wolfSSL ARIA-GCM TLS 1.2/DTLS 1.2 GCM nonce reuse
Affected: 5.2.1 before 5.9.1
CVE-2026-0819
7.1
0%
Mar 19
Stack buffer overflow in PKCS7 SignedData encoding with custom signed attributes
Affected: 5.5.0 before 5.9.0
CVE-2020-15309
7.0
0%
Aug 21
An issue was discovered in wolfSSL before 4.5.0, when single precision is not employed
Affected: before 4.5.0
CVE-2020-24613
6.8
1%
Aug 24
wolfSSL before 4.5.0 mishandles TLS 1.3 server data in the WAIT_CERT_CR state, within SanityCheckTls13MsgReceived() in tls13.c
Affected: before 4.5.0
CVE-2026-89102
6.5
0%
Sep 27
OCSP stapling v2 multi accepts non-CA chain certificates as issuers
Affected: 5.7.2 through 5.9.2
CVE-2026-89135
6.5
0%
Sep 27
Failed X509_verify_cert leaves unverified CA in shared CertManager
Affected: 5.8.4 through 5.9.2
CVE-2026-55962
6.5
0%
Jun 25
TLS 1.3 post-handshake authentication: server accepts Finished without client Certificate/CertificateVerify
Affected: 5.5.4 through 5.9.1
CVE-2026-6329
6.5
0%
Jun 25
PKCS#12 MAC verification uses attacker-controlled comparison length
Affected: 3.10.0 through 5.9.1
CVE-2026-6330
6.5
0%
Jun 25
ML-KEM ARM64 NEON ciphertext comparison only compares half of the input
Affected: 5.7.4 through 5.9.1
CVE-2026-6091
6.5
0%
Jun 25
Partial-chain verification accepts untrusted intermediate as trust anchor
Affected: 5.7.4 through 5.9.1
CVE-2026-6291
6.5
0%
Jun 25
Bleichenbacher padding oracle in PKCS#7 KTRI RSA PKCS#1 v1.5 decryption
Affected: 3.9.10 through 5.9.1
CVE-2026-5460
6.5
0%
Apr 9
Heap Use-After-Free in PQC Hybrid KeyShare Error Cleanup in wolfSSL TLS 1.3
Affected: before 5.9.1
CVE-2026-5778
6.5
0%
Apr 9
Integer underflow leads to out-of-bounds access in sniffer ChaCha decrypt path.
Affected: through 5.9.0
CVE-2026-5263
6.5
0%
Apr 9
URI nameConstraints not enforced in ConfirmNameConstraints()
Affected: before 5.9.1
CVE-2025-11933
6.5
0%
Nov 21
Improper Input Validation in the TLS 1.3 CKS extension parsing in wolfSSL 5.8.2 and earlier on multiple platforms allows a remote unauthenticated attacker to potentially cause a…
Affected: 5.8.2 before 5.8.4
CVE-2022-25638
6.5
1%
Feb 24
In wolfSSL before 5.2.0, certificate validation may be bypassed during attempted authentication by a TLS 1.3 client to a TLS 1.3 server
Affected: before 5.2.0
CVE-2026-5500
5.9
0%
Apr 10
Improper Validation of AES-GCM Authentication Tag Length in PKCS#7 Envelope Allows Authentication Bypass
Affected: through 5.9.0
CVE-2026-3579
5.9
0%
Mar 19
Non-constant time multiplication subroutine __muldi3 on RISC-V RV32I
Affected: before 5.9.0
CVE-2024-5288
5.9
0%
Aug 27
An issue was discovered in wolfSSL before 5.7.0
Affected: before 5.7.2
CVE-2023-6935
5.9
1%
Feb 9
wolfSSL SP Math All RSA implementation is vulnerable to the Marvin Attack, new variation of a timing Bleichenbacher style attack, when built with the following options to…
Affected: 3.12.2 through 5.6.4
CVE-2021-44718
5.9
1%
Sep 2
wolfSSL through 5.0.0 allows an attacker to cause a denial of service and infinite loop in the client component by sending crafted traffic from a Machine-in-the-Middle (MITM)…
Affected: through 5.0.0
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