Weakness (CWE)
CWE-636: Not Failing Securely
When the product encounters an error condition or failure, its design requires it to fall back to a state that is less secure than other options that are available, such as selecting the weakest encryption algorithm or using the most permissive access control restrictions.
How to prevent it (1 mitigation)
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Architecture and Design
Subdivide and allocate resources and components so that a failure in one part does not affect the entire product.
Source: MITRE CWE-636
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Low 2.3
Apache Pulsar: Namespace encryption requirement not enforced after a failure during topic initialization
Apache Pulsar allows an administrator to require end-to-end message encryption for all topics in a namespace by setting the encryption_required namespace policy. When this policy is set, the broker rejects messages that are published without encryption. When …
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Low 2.1
Ash.Reactor change step fails open, skipping a change when its where guard raises
Not Failing Securely (Failing Open) vulnerability in ash-project ash skips an Ash.Reactor change when the guard controlling it raises, so a change meant to run does not. An Ash.Reactor change step can be gated by where validations that decide whether the chan…
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Low 3.7
OpenClaw < 2026.5.6 - Missing Channel Type Validation in Mattermost Event Handlers
OpenClaw before 2026.5.6 contains an improper access control vulnerability in Mattermost event handlers that fails to validate channel type metadata. Attackers can bypass intended DM policy decisions by sending crafted Mattermost events missing channel type i…
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Low 2.4
Indian Scout Bobber 2025 Infotainment Digital Round skips PIN entry when WCM is silent at boot
Incorrect behavior order in the Infotainment / Digital Round display of the Indian Motorcycle Scout Bobber + Tech 2025 model year allows an adjacent-network attacker to bypass the PIN entry screen. The Infotainment uses presence of Wireless Control Module (WC…
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Low 2.4
Indian Scout Bobber 2025 Infotainment Digital Round skips PIN entry when WCM is silent at boot
Incorrect behavior order in the Infotainment / Digital Round display of the Indian Motorcycle Scout Bobber + Tech 2025 model year allows an adjacent-network attacker to bypass the PIN entry screen. The Infotainment uses presence of Wireless Control Module (WC…
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Low 3.5
MCP Registry: OCI ownership validation fails open on upstream rate limits, allowing attacker-controlled package claims
The MCP Registry provides MCP clients with a list of MCP servers, like an app store for MCP servers. Prior to 1.7.9, OCI ownership validation skips label-match check when upstream OCI registry returns HTTP 429, letting any authenticated publisher bind their i…
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Low 2.5
OpenClaw < 2026.3.11 - Credential Fallback Logic Bypass via Unavailable Local Auth SecretRefs
OpenClaw before 2026.3.11 contains a credential fallback vulnerability where unavailable local gateway.auth.token and gateway.auth.password SecretRefs are treated as unset, allowing fallback to remote credentials in local mode. Attackers can exploit misconfig…
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Low 1.7
pyOpenSSL allows TLS connection bypass via unhandled callback exception in set_tlsext_servername_callback
pyOpenSSL is a Python wrapper around the OpenSSL library. Starting in version 0.14.0 and prior to version 26.0.0, if a user provided callback to `set_tlsext_servername_callback` raised an unhandled exception, this would result in a connection being accepted. …