CVE-2026-24890 OpenEMR Portal Users Can Forge Provider Signatures

OpenEMR is a free and open source electronic health records and medical practice management application. Prior to version 8.0.0, an authorization bypass vulnerability in the patient portal signature endpoint allows authenticated portal users to upload and overwrite provider signatures by setting...

CVE-2026-26717

An issue in OpenFUN Richie LMS in src/richie/apps/courses/api.py. The application used the non-constant time == operator for HMAC signature verification in the synccourserunfromrequest function. This allows remote attackers to forge valid signatures and bypass authentication by measuring response...

CVE-2026-22866

The CVE-2026-22866 entry describes a Bleichenbacher-style RSA signature forgery flaw in Ethereum Name Service (ENS) DNSSEC tooling. In ENS v1.6.2 and earlier, RSASHA256Algorithm and RSASHA1Algorithm do not validate PKCS#1 v1.5 padding correctly and only compare the trailing 32 (or 20) bytes of th...

CVE-2026-26717

An issue in OpenFUN Richie LMS in src/richie/apps/courses/api.py. The application used the non-constant time == operator for HMAC signature verification in the synccourserunfromrequest function. This allows remote attackers to forge valid signatures and bypass authentication by measuring response...

PT-2026-21958

Name of the Vulnerable Software and Affected Versions OpenFUN Richie LMS affected versions not specified Description The application uses a non-constant time comparison operator for HMAC signature verification within the sync course run from request function, located in...

Richie 安全漏洞

Richie is an open-source educational content management system developed by France Université Numérique. Richie has a security vulnerability. This vulnerability stems from the use of the non-constant time == operator in the synccourserunfromrequest function for HMAC signature verification. This...

ENS 数据伪造问题漏洞

ENS is an open-source Ethereum domain name service, involving both registrars and local resolvers. Versions of ENS 1.6.2 and earlier had a vulnerability related to data manipulation. This vulnerability stemmed from the lack of verification of the PKCS1 v1.5 padding structure during RSA signature...

CVE-2026-22866: Improper Verification of Cryptographic Signature

Ethereum Name Service ENS is a distributed, open, and extensible naming system based on the Ethereum blockchain. In versions 1.6.2 and prior, the RSASHA256Algorithm and RSASHA1Algorithm contracts fail to validate PKCS1 v1.5 padding structure when verifying RSA signatures. The contracts only check...

CVE-2026-26717

An issue in OpenFUN Richie LMS in src/richie/apps/courses/api.py. The application used the non-constant time == operator for HMAC signature verification in the synccourserunfromrequest function. This allows remote attackers to forge valid signatures and bypass authentication by measuring response...

CVE-2026-26717

The OpenFUN Richie (LMS) platform is vulnerable to an HMAC timing attack due to the use of a non-constant time == operator during signature verification. The flaw exists in the sync_course_run_from_request function within src/richie/apps/courses/api.py. This allows remote attackers to forge valid...

CVE-2026-24890: Improper Authorization

OpenEMR is a free and open source electronic health records and medical practice management application. Prior to version 8.0.0, an authorization bypass vulnerability in the patient portal signature endpoint allows authenticated portal users to upload and overwrite provider signatures by setting...

OpenEMR 安全漏洞

OpenEMR is a set of open-source medical management systems developed by the OpenEMR community. This system can be used for medical practice management, electronic medical records, prescription writing, and medical billing applications. Versions of OpenEMR prior to 8.0.0 contained security...

PT-2026-21973

Name of the Vulnerable Software and Affected Versions OpenEMR versions prior to 8.0.0 Description OpenEMR is an electronic health records and medical practice management application. An authorization bypass in the patient portal signature endpoint allows authenticated portal users to upload and...

CVE-2026-26717

An issue in OpenFUN Richie LMS in src/richie/apps/courses/api.py. The application used the non-constant time == operator for HMAC signature verification in the synccourserunfromrequest function. This allows remote attackers to forge valid signatures and bypass authentication by measuring response...

Improper Verification of Cryptographic Signature

Overview org.webjars.npm:jsrsasign is a free pure JavaScript cryptographic library. Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature via the DSA domain-parameter validation in KJUR.crypto.DSA.setPublic and the related DSA/X509 verification flow ...

Improper Verification of Cryptographic Signature

Overview jsrsasign is a free pure JavaScript cryptographic library. Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature via the DSA domain-parameter validation in KJUR.crypto.DSA.setPublic and the related DSA/X509 verification flow in src/dsa-2.0.j...

PYSEC-2026-2141

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. Prior to 46.0.5, the publickeyfromnumbers or EllipticCurvePublicNumbers.publickey, EllipticCurvePublicNumbers.publickey, loadderpublickey and loadpempublickey functions do not verify that the...

DEBIAN-CVE-2026-26007

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. Prior to 46.0.5, the publickeyfromnumbers or EllipticCurvePublicNumbers.publickey, EllipticCurvePublicNumbers.publickey, loadderpublickey and loadpempublickey functions do not verify that the...

CVE-2026-26007

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. Prior to 46.0.5, the publickeyfromnumbers or EllipticCurvePublicNumbers.publickey, EllipticCurvePublicNumbers.publickey, loadderpublickey and loadpempublickey functions do not verify that the...

CVE-2026-26007

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. Prior to 46.0.5, the publickeyfromnumbers or EllipticCurvePublicNumbers.publickey, EllipticCurvePublicNumbers.publickey, loadderpublickey and loadpempublickey functions do not verify that the...