CVE-2026-25793 Nebula Has Possible Blocklist Bypass via ECDSA Signature Malleability

Nebula is a scalable overlay networking tool. In versions from 1.7.0 to 1.10.2, when using P256 certificates which is not the default configuration, it is possible to evade a blocklist entry created against the fingerprint of a certificate by using ECDSA Signature Malleability to use a copy of th...

CVE-2026-25793

Nebula is a scalable overlay networking tool. In versions from 1.7.0 to 1.10.2, when using P256 certificates which is not the default configuration, it is possible to evade a blocklist entry created against the fingerprint of a certificate by using ECDSA Signature Malleability to use a copy of th...

CVE-2026-25793 Nebula Has Possible Blocklist Bypass via ECDSA Signature Malleability

Nebula is a scalable overlay networking tool. In versions from 1.7.0 to 1.10.2, when using P256 certificates which is not the default configuration, it is possible to evade a blocklist entry created against the fingerprint of a certificate by using ECDSA Signature Malleability to use a copy of th...

Blocklist Bypass possible via ECDSA Signature Malleability

Impact When using P256 certificates which is not the default configuration, it is possible to evade a blocklist entry created against the fingerprint of a certificate by using ECDSA Signature Malleability to use a copy of the certificate with a different fingerprint. In order for this to affect a...

Improper Verification of Cryptographic Signature

Overview Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature due to use of P256 certificates. An attacker can evade blocklist enforcement by exploiting ECDSA signature malleability to generate a certificate with a different fingerprint, allowing us...

GHSA-69X3-G4R3-P962 Blocklist Bypass possible via ECDSA Signature Malleability

Impact When using P256 certificates which is not the default configuration, it is possible to evade a blocklist entry created against the fingerprint of a certificate by using ECDSA Signature Malleability to use a copy of the certificate with a different fingerprint. In order for this to affect a...

PT-2026-6854

Impact When using P256 certificates which is not the default configuration, it is possible to evade a blocklist entry created against the fingerprint of a certificate by using ECDSA Signature Malleability to use a copy of the certificate with a different fingerprint. In order for this to affect a...

PT-2026-6835

Name of the Vulnerable Software and Affected Versions Nebula versions 1.7.0 through 1.10.2 Description Nebula is a scalable overlay networking tool. When using P256 certificates which is not the default configuration, it is possible to evade a blocklist entry created against the fingerprint of a...

CVE-2026-23967

sm-crypto provides JavaScript implementations of the Chinese cryptographic algorithms SM2, SM3, and SM4. A signature malleability vulnerability exists in the SM2 signature verification logic of the sm-crypto library prior to version 0.3.14. An attacker can derive a new valid signature for a...

CVE-2026-23967

sm-crypto provides JavaScript implementations of the Chinese cryptographic algorithms SM2, SM3, and SM4. A signature malleability vulnerability exists in the SM2 signature verification logic of the sm-crypto library prior to version 0.3.14. An attacker can derive a new valid signature for a...

EUVD-2026-3675

sm-crypto provides JavaScript implementations of the Chinese cryptographic algorithms SM2, SM3, and SM4. A signature malleability vulnerability exists in the SM2 signature verification logic of the sm-crypto library prior to version 0.3.14. An attacker can derive a new valid signature for a...

CVE-2026-23967 sm-crypto Affected by Signature Malleability in SM2-DSA

sm-crypto provides JavaScript implementations of the Chinese cryptographic algorithms SM2, SM3, and SM4. A signature malleability vulnerability exists in the SM2 signature verification logic of the sm-crypto library prior to version 0.3.14. An attacker can derive a new valid signature for a...

CVE-2026-23967 sm-crypto Affected by Signature Malleability in SM2-DSA

sm-crypto provides JavaScript implementations of the Chinese cryptographic algorithms SM2, SM3, and SM4. A signature malleability vulnerability exists in the SM2 signature verification logic of the sm-crypto library prior to version 0.3.14. An attacker can derive a new valid signature for a...

CVE-2026-23967 sm-crypto Affected by Signature Malleability in SM2-DSA

sm-crypto provides JavaScript implementations of the Chinese cryptographic algorithms SM2, SM3, and SM4. A signature malleability vulnerability exists in the SM2 signature verification logic of the sm-crypto library prior to version 0.3.14. An attacker can derive a new valid signature for a...

CVE-2026-23967

Summary: CVE-2026-23967 affects the JavaScript library sm-crypto (SM2/SM3/SM4) via a signature malleability flaw in the SM2 verification logic present before version 0.3.14. An attacker can derive a new valid signature for a previously signed message from an existing signature. The issue is fixed...

sm-crypto Affected by Signature Malleability in SM2-DSA

Summary A signature malleability vulnerability exists in the SM2 signature verification logic of the sm-crypto library. An attacker can derive a new valid signature for a previously signed message from an existing signature. Credit This vulnerability was discovered by: - XlabAI Team of Tencent...

GHSA-QV7W-V773-3XQM sm-crypto Affected by Signature Malleability in SM2-DSA

Summary A signature malleability vulnerability exists in the SM2 signature verification logic of the sm-crypto library. An attacker can derive a new valid signature for a previously signed message from an existing signature. Credit This vulnerability was discovered by: - XlabAI Team of Tencent...

PT-2026-3894

Name of the Vulnerable Software and Affected Versions sm-crypto versions prior to 0.3.14 Description The sm-crypto library, providing JavaScript implementations of Chinese cryptographic algorithms SM2, SM3, and SM4, contains a signature malleability issue in its SM2 signature verification logic. ...

MiracleLinux 4 : nss-3.16.1-7.AXS4, nss-util-3.16.1-2.AXS4, nss-softokn-3.14.3-12.AXS4 (AXSA:2014-572:03)

The remote MiracleLinux 4 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2014-572:03 advisory. Description : Network Security Services NSS is a set of libraries designed to support cross-platform development of security-enabled client and server...

MiracleLinux 3 : nss-3.16.1-4.AXS3 (AXSA:2014-578:04)

The remote MiracleLinux 3 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2014-578:04 advisory. Description : Network Security Services NSS is a set of libraries designed to support cross-platform development of security-enabled client and server...