Erlang/OTP 17.0 < 26.2.5.21 / 27.0 < 27.3.4.12 / 28.0 < 28.5.0.1 / 29.0 < 29.0.1 Certificate Chain Forgery (CVE-2026-42789)

The version of Erlang/OTP installed on the remote host is 17.0 prior to 26.2.5.21, 27.0 prior to 27.3.4.12, 28.0 prior to 28.5.0.1, or 29.0 prior to 29.0.1. It is, therefore, affected by a vulnerability: - Improper Following of a Certificate's Chain of Trust vulnerability in Erlang OTP publickey...

Erlang/OTP 19.3 < 26.2.5.21 / 27.0 < 27.3.4.12 / 28.0 < 28.5.0.1 / 29.0 < 29.0.1 DNS nameConstraints Bypass (CVE-2026-42790)

The version of Erlang/OTP installed on the remote host is 19.3 prior to 26.2.5.21, 27.0 prior to 27.3.4.12, 28.0 prior to 28.5.0.1, or 29.0 prior to 29.0.1. It is, therefore, affected by a vulnerability: - Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeycert and...

Linux Distros Unpatched Vulnerability : CVE-2026-42790

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeycert and publickey modules allows a DNS nameConstraints bypass via subject CommonNam...

Linux Distros Unpatched Vulnerability : CVE-2026-42791

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeyocsp module allows forged OCSP responses signed with an expired responder certificat...

Linux Distros Unpatched Vulnerability : CVE-2026-42789

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper Following of a Certificate's Chain of Trust vulnerability in Erlang OTP publickey pubkeycert module allows a non-CA certificate to be accepted as an...

Azure Linux 3.0 Security Update: CBL-Mariner Releases (CVE-2026-39829)

The version of CBL-Mariner Releases installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2026-39829 advisory. - The RSA and DSA public key parsers did not enforce size limits on key parameters. A crafted...

Improper Authentication

Overview Affected versions of this package are vulnerable to Improper Authentication when decoding JSON Web Tokens. An attacker can forge valid tokens by supplying a public key as the secret for the HMAC algorithm when both asymmetric and HMAC algorithms are supported. PoC python from jwt.apijws...

DEBIAN-CVE-2026-48526

PyJWT is a JSON Web Token implementation in Python. Prior to 2.13.0, when the verifier is decoding JSON Web Tokens, while supporting both asymmetric and HMAC algorithms, the library does not validate use of JSON Web Keys in HMAC algorithm, allowing attacker to use the issuer public key as the...

UBUNTU-CVE-2026-48526

PyJWT is a JSON Web Token implementation in Python. Prior to 2.13.0, when the verifier is decoding JSON Web Tokens, while supporting both asymmetric and HMAC algorithms, the library does not validate use of JSON Web Keys in HMAC algorithm, allowing attacker to use the issuer public key as the...

CVE-2026-48526

PyJWT is a JSON Web Token implementation in Python. Prior to 2.13.0, when the verifier is decoding JSON Web Tokens, while supporting both asymmetric and HMAC algorithms, the library does not validate use of JSON Web Keys in HMAC algorithm, allowing attacker to use the issuer public key as the...

CVE-2026-48526 PyJWT: Public-key JWK accepted as HMAC secret enables forged HS256 tokens when mixed families are allowed

PyJWT is a JSON Web Token implementation in Python. Prior to 2.13.0, when the verifier is decoding JSON Web Tokens, while supporting both asymmetric and HMAC algorithms, the library does not validate use of JSON Web Keys in HMAC algorithm, allowing attacker to use the issuer public key as the...

CVE-2026-48526 PyJWT: Public-key JWK accepted as HMAC secret enables forged HS256 tokens when mixed families are allowed

PyJWT is a JSON Web Token implementation in Python. Prior to 2.13.0, when the verifier is decoding JSON Web Tokens, while supporting both asymmetric and HMAC algorithms, the library does not validate use of JSON Web Keys in HMAC algorithm, allowing attacker to use the issuer public key as the...

CVE-2026-48526 PyJWT: Public-key JWK accepted as HMAC secret enables forged HS256 tokens when mixed families are allowed

PyJWT is a JSON Web Token implementation in Python. Prior to 2.13.0, when the verifier is decoding JSON Web Tokens, while supporting both asymmetric and HMAC algorithms, the library does not validate use of JSON Web Keys in HMAC algorithm, allowing attacker to use the issuer public key as the...

CVE-2026-48526

PyJWT (Python) prior to 2.13.0 did not validate the use of JSON Web Keys in HMAC verification, allowing an attacker to use the issuer public key as the HMAC secret during token verification. This could enable forging tokens when mixing RS/EC/JWK and HS algorithms. The issue is fixed in PyJWT 2.13...

CVE-2026-48526

PyJWT is a JSON Web Token implementation in Python. Prior to 2.13.0, when the verifier is decoding JSON Web Tokens, while supporting both asymmetric and HMAC algorithms, the library does not validate use of JSON Web Keys in HMAC algorithm, allowing attacker to use the issuer public key as the...

SUSE CVE-2026-42789

Improper Following of a Certificate's Chain of Trust vulnerability in Erlang OTP publickey pubkeycert module allows a non-CA certificate to be accepted as an intermediate issuer, enabling certificate chain forgery. In lib/publickey/src/pubkeycert.erl, pubkeycert:validateextensions/7 contains two...

SUSE CVE-2026-42791

Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeyocsp module allows forged OCSP responses signed with an expired responder certificate to be accepted as valid. OCSP response verification in pubkeyocsp:verifyresponse/5 and pubkeyocsp:isauthorizedresponder/3 in...

PT-2026-44365

Name of the Vulnerable Software and Affected Versions ex aws sns versions 2.0.1 through 2.3.4 Description Improper Certificate Validation in the ExAws.SNS and ExAws.SNS.PublicKeyCache modules allows for signature spoofing. The function verify message fetches the signing certificate from the...

FreeBSD : Erlang/OTP -- public_key accepts non-CA certificate as intermediate issuer (9357a450-5a54-11f1-b886-4c526214c986)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 9357a450-5a54-11f1-b886-4c526214c986 advisory. https://github.com/erlang/otp/security/advisories/GHSA-c99q-jmpx-v8qq reports: Erlang/OTP's publickey...

pyjwt 数据伪造问题漏洞

pyjwt is a Python library developed by José Padilla of the United States. It allows for the encoding and decoding of JSON Web Tokens JWTs. Prior to version 2.13.0, pyjwt had a data manipulation vulnerability. This vulnerability stemmed from the fact that the verifier supported both asymmetric and...