GHSA-XJR9-GG9Q-JX3V CoreWCF: Authentication bypass in CoreWCF SAML 1.1 / 2.0 token signature validation

Impact Full impersonation of any principal the trusted STS could have issued an assertion for — including administrative principals when the relying party grants them via SAML claims. Affects both SAML 1.1 and SAML 2.0. Preconditions Relying-party service is hosted with WSFederationHttpBinding or...

GHSA-48PQ-2XQ3-C2M4 CoreWCF: SAML SubjectConfirmation methods and holder-of-key proof keys are not enforced

Impact The relying application is given a ClaimsPrincipal for a subject whose authority over the assertion the sender never proved. There are two distinct exploit shapes: - Holder-of-key downgrade. An attacker who obtains a holder-of-key SAML assertion that was issued without KeyInfo issuer bug,...

GHSA-9JR3-RJ99-8JQ3 CoreWCF: SAML token replay protection is inoperative

Impact When enabling DetectReplayedTokens, a token can be replayed and will be detected despite it being reused. Patches Fixed in CoreWCF v1.8.1 and v1.9.1 Workarounds Provide your own implementation of ITokenReplayCache with the correct behavior...

CoreWCF: SAML token replay protection is inoperative

Impact When enabling DetectReplayedTokens, a token can be replayed and will be detected despite it being reused. Patches Fixed in CoreWCF v1.8.1 and v1.9.1 Workarounds Provide your own implementation of ITokenReplayCache with the correct behavior...

Insufficient Session Expiration

Overview CoreWCF.Primitives is a port of the service side of Windows Communication Foundation WCF to .NET Core. The goal of this project is to enable existing WCF services to move to .NET Core. Affected versions of this package are vulnerable to Insufficient Session Expiration due to the TryAdd...

CoreWCF: SamlSerializer skips SignatureValue verification when SAML signing token is not an X.509 certificate

Impact When a service is configured to validate SAML tokens using a method other than X.509 certificate signing, the final signature verification is skipped. Preconditions The service is configured to authenticate using SAML tokens and an out of band token resolver commonly the IssuerTokenResolve...

GHSA-RPJ7-HR7H-W6P9 CoreWCF: SamlSerializer skips SignatureValue verification when SAML signing token is not an X.509 certificate

Impact When a service is configured to validate SAML tokens using a method other than X.509 certificate signing, the final signature verification is skipped. Preconditions The service is configured to authenticate using SAML tokens and an out of band token resolver commonly the IssuerTokenResolve...

GHSA-JC6X-RJ79-W4MX CoreWCF: WS-Security signature substitution via document-wide Signature lookup

Impact An unauthenticated remote attacker who can place a SOAP header lexically before wsse:Security can embed a ds:Signature of their choosing inside that header and cause the server to verify the attacker-supplied signature instead of the one carried in the security header. Preconditions...

CoreWCF: WS-Security signature substitution via document-wide Signature lookup

Impact An unauthenticated remote attacker who can place a SOAP header lexically before wsse:Security can embed a ds:Signature of their choosing inside that header and cause the server to verify the attacker-supplied signature instead of the one carried in the security header. Preconditions...

Improper Verification of Cryptographic Signature

Overview CoreWCF.Primitives is a port of the service side of Windows Communication Foundation WCF to .NET Core. The goal of this project is to enable existing WCF services to move to .NET Core. Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature...

Python Liquid: Infinite loop when parsing malformed `{% case %}` tags

Impact Given a malformed % case % tag without associated % when % or % else % block, and no terminating % endcase % tag, Python Liquid hangs in an infinite loop at parse time. This allows malicious template authors to craft templates for a denial of service attack. Patches The issue is fixed in...

CVE-2026-49336

@microsoft/kiota-http-fetchlibrary provides TypeScript libraries for Kiota-generated API clients. In versions 1.0.0-preview.97 through 1.0.0-preview.101, @microsoft/kiota-http-fetchlibrary's RedirectHandler is documented as stripping Authorization and Cookie from cross-origin redirect targets, bu...

CVE-2026-12726

A flaw was found in the AWX GitHub webhook integration. When processing GitHub pullrequest webhooks, the controller stores the pullrequest.statusesurl value from the webhook payload without validating that it points to a trusted GitHub API endpoint. If a job template is configured with a GitHub...

CVE-2026-12726

A flaw was found in the AWX GitHub webhook integration. When processing GitHub pullrequest webhooks, the controller stores the pullrequest.statusesurl value from the webhook payload without validating that it points to a trusted GitHub API endpoint. If a job template is configured with a GitHub...

CVE-2026-12726 Awx: automation-controller: awx: github webhook second-order ssrf via unvalidated statuses_url exfiltrates pat credential

A flaw was found in the AWX GitHub webhook integration. When processing GitHub pullrequest webhooks, the controller stores the pullrequest.statusesurl value from the webhook payload without validating that it points to a trusted GitHub API endpoint. If a job template is configured with a GitHub...

CVE-2026-12726

AWX/AUTOMATION-CONTROLLER GitHub webhook integration vulnerability (CVE-2026-12726): processing of GitHub pull_request webhooks stores statuses_url from the payload without validating it points to a trusted GitHub API endpoint. If a job template uses a GitHub Personal Access Token as the webhook ...

CVE-2026-12726

A flaw was found in the AWX GitHub webhook integration. When processing GitHub pullrequest webhooks, the controller stores the pullrequest.statusesurl value from the webhook payload without validating that it points to a trusted GitHub API endpoint. If a job template is configured with a GitHub...

CVE-2026-49336 @microsoft/kiota-http-fetchlibrary: Bearer token and Cookie leak across origin on redirect due to case-mismatched scrub in fetchRequestAdapter

@microsoft/kiota-http-fetchlibrary provides TypeScript libraries for Kiota-generated API clients. In versions 1.0.0-preview.97 through 1.0.0-preview.101, @microsoft/kiota-http-fetchlibrary's RedirectHandler is documented as stripping Authorization and Cookie from cross-origin redirect targets, bu...

CVE-2026-49336

The CVE concerns @microsoft/kiota-http-fetchlibrary (TypeScript) in versions 1.0.0-preview.97–1.0.0-preview.101, where RedirectHandler’s scrubSensitiveHeaders uses case-sensitive deletion (delete headers.Authorization, delete headers.Cookie) on a headers object already lower-cased by FetchRequest...

CVE-2026-49336

@microsoft/kiota-http-fetchlibrary provides TypeScript libraries for Kiota-generated API clients. In versions 1.0.0-preview.97 through 1.0.0-preview.101, @microsoft/kiota-http-fetchlibrary's RedirectHandler is documented as stripping Authorization and Cookie from cross-origin redirect targets, bu...