CVE-2026-104056

A flaw was found in Authlib. The OpenID Connect OIDC and OAuth discovery metadata is cached without validating that returned endpoint addresses match the origin of the configured issuer. A remote attacker who supplies a malicious discovery response can replace legitimate service endpoints with...

CVE-2026-104056

Authlib version 1.7.2 and below contains a vulnerability where discovery JSON metadata is cached without validation or issuer-origin binding. This allows a poisoned discovery response to replace all endpoint values with attacker-controlled values rather than endpoint URLs that share the origin of...

UBUNTU-CVE-2026-104056

Authlib version 1.7.2 and below contains a vulnerability where discovery JSON metadata is cached without validation or issuer-origin binding. This allows a poisoned discovery response to replace all endpoint values with attacker-controlled values rather than endpoint URLs that share the origin of...

CVE-2026-104056 CVE-2026-104056

Authlib version 1.7.2 and below contains a vulnerability where discovery JSON metadata is cached without validation or issuer-origin binding. This allows a poisoned discovery response to replace all endpoint values with attacker-controlled values rather than endpoint URLs that share the origin of...

EUVD-2026-91003

Authlib version 1.7.2 and below contains a vulnerability where discovery JSON metadata is cached without validation or issuer-origin binding. This allows a poisoned discovery response to replace all endpoint values with attacker-controlled values rather than endpoint URLs that share the origin of...

PT-2026-103966

🚨Critical - Authlib OpenID Discovery Cache Poisoning CVE-2026-104056 Authlib caches OIDC discovery JSON .well-known/openid-configuration without validating issuer/origin binding. By poisoning the cached discovery response, an attacker can swap authorization/token/jwks uri endpoints to...

CVE-2026-104056: Insufficient Verification of Data Authenticity

Authlib version 1.7.2 and below contains a vulnerability where discovery JSON metadata is cached without validation or issuer-origin binding. This allows a poisoned discovery response to replace all endpoint values with attacker-controlled values rather than endpoint URLs that share the origin of...

CVE-2026-89146

libp2p-rendezvous through 0.17.1 fails to validate registration TTL values in discovery responses, allowing attackers to trigger timer arithmetic overflow. A malicious rendezvous server can send a discovery response with an unbounded TTL value that causes the client node process to panic when...

CVE-2026-89146 libp2p-rendezvous through 0.17.1 Denial of Service via Unbounded Registration TTL in Discovery Responses

libp2p-rendezvous through 0.17.1 fails to validate registration TTL values in discovery responses, allowing attackers to trigger timer arithmetic overflow. A malicious rendezvous server can send a discovery response with an unbounded TTL value that causes the client node process to panic when...

CVE-2026-89146

CVE-2026-89146 affects the Rust libp2p-rendezvous library (versions through 0.17.1 ). The library fails to validate registration TTL values in discovery responses, so a malicious rendezvous server can send an unbounded TTL that triggers a timer arithmetic overflow , causing the client node proces...

CVE-2026-89146 libp2p-rendezvous through 0.17.1 Denial of Service via Unbounded Registration TTL in Discovery Responses

libp2p-rendezvous through 0.17.1 fails to validate registration TTL values in discovery responses, allowing attackers to trigger timer arithmetic overflow. A malicious rendezvous server can send a discovery response with an unbounded TTL value that causes the client node process to panic when...

EUVD-2026-76035

libp2p-rendezvous through 0.17.1 fails to validate registration TTL values in discovery responses, allowing attackers to trigger timer arithmetic overflow. A malicious rendezvous server can send a discovery response with an unbounded TTL value that causes the client node process to panic when...

PT-2026-89826

libp2p-rendezvous through 0.17.1 fails to validate registration TTL values in discovery responses, allowing attackers to trigger timer arithmetic overflow. A malicious rendezvous server can send a discovery response with an unbounded TTL value that causes the client node process to panic when...

EUVD-2026-25952

OpenClaw before 2026.4.2 fails to normalize trailing-dot localhost hosts in remote CDP discovery responses, allowing bypass of loopback protections. Attackers can craft hostile discovery responses returning localhost. to retarget authenticated browser control toward localhost endpoints and expose...

CVE-2021-35977

An issue was discovered in Digi RealPort for Windows through 4.8.488.0. A buffer overflow exists in the handling of ADDP discovery response messages. This could result in arbitrary code execution...

CVE-2021-35977

Digi RealPort for Windows up to version 4.8.488.0 is affected by a buffer overflow in the handling of ADDP discovery response messages, which could allow arbitrary code execution. Affected product/component: Digi RealPort for Windows (Serial‑over‑LAN). Root cause: buffer overflow via ADDP discove...

PT-2021-21093 · Digi · Digi Realport

Name of the Vulnerable Software and Affected Versions: Digi RealPort for Windows versions through 4.8.488.0 Description: A buffer overflow exists in the handling of ADDP discovery response messages, which could result in arbitrary code execution. Recommendations: For versions through 4.8.488.0,...

Digi RealPort 安全漏洞

Digi RealPort is a proprietary Serial-over-LAN encapsulation protocol. A security vulnerability exists in versions prior to Digi RealPort 4.8.488.0 due to a buffer overflow in the software's handling of ADDP discovery response messages, which could be exploited by an attacker to cause the executi...

CVE-2021-35977: Buffer Copy without Checking Size of Input

An issue was discovered in Digi RealPort for Windows through 4.8.488.0. A buffer overflow exists in the handling of ADDP discovery response messages. This could result in arbitrary code execution...

Foscam IP Video Camera Buffer Overflow Vulnerability (CNVD-2017-34271)

Foscam C1 Indoor HD Camera is a wireless HD IP camera from Foscam China. A buffer overflow vulnerability exists in the UPnP implementation in the Foscam C1 Indoor HD Camera. An attacker can exploit this vulnerability to overwrite arbitrary data with a specially crafted UPnP discovery response...