CVE-2026-55089

Etherpad is a real-time collaborative editor. From 2.1.0 until 3.1.0, Etherpad's src/node/handler/APIHandler.ts authorizes requests to /api/2/ in the authorizationcode OAuth path by using requiredClaims with the admin claim. This check requires only that the claim exists, while...

CVE-2026-55089 Etherpad: JWT `admin` claim presence-only check lets non-admin OAuth users invoke every Etherpad HTTP API endpoint

Etherpad is a real-time collaborative editor. From 2.1.0 until 3.1.0, Etherpad's src/node/handler/APIHandler.ts authorizes requests to /api/2/ in the authorizationcode OAuth path by using requiredClaims with the admin claim. This check requires only that the claim exists, while...

CVE-2026-55089 Etherpad: JWT `admin` claim presence-only check lets non-admin OAuth users invoke every Etherpad HTTP API endpoint

Etherpad is a real-time collaborative editor. From 2.1.0 until 3.1.0, Etherpad's src/node/handler/APIHandler.ts authorizes requests to /api/2/ in the authorizationcode OAuth path by using requiredClaims with the admin claim. This check requires only that the claim exists, while...

EUVD-2026-62737

Etherpad is a real-time collaborative editor. From 2.1.0 until 3.1.0, Etherpad's src/node/handler/APIHandler.ts authorizes requests to /api/2/ in the authorizationcode OAuth path by using requiredClaims with the admin claim. This check requires only that the claim exists, while...

curl: curl: Information disclosure via OAuth2 bearer token leakage during HTTP(S) redirect

A flaw was found in curl. When an OAuth2 bearer token is used for an HTTPS transfer that redirects to a second URL, curl could unintentionally leak the token. This occurs if the second hostname has entries in the .netrc file, allowing the bearer token intended for the first host to be sent to the...

CVE-2026-55987

A flaw was found in Gitea. An attacker can reactivate an administrator-deactivated account by signing in via OAuth2, specifically when using authentication sources that do not utilize refresh tokens. This bypasses intended security controls, allowing unauthorized access to previously deactivated...

PT-2026-78643

Etherpad is a real-time collaborative editor. From 2.1.0 until 3.1.0, Etherpad's src/node/handler/APIHandler.ts authorizes requests to /api/2/ in the authorization code OAuth path by using requiredClaims with the admin claim. This check requires only that the claim exists, while...

GO-2026-6146 OliveTin: Unauthenticated DoS via OAuth2 State Memory Exhaustion (Unbounded Map Growth) in github.com/OliveTin/OliveTin

OliveTin: Unauthenticated DoS via OAuth2 State Memory Exhaustion Unbounded Map Growth in github.com/OliveTin/OliveTin...

PT-2026-80390

OliveTin: Unauthenticated DoS via OAuth2 State Memory Exhaustion Unbounded Map Growth in github.com/OliveTin/OliveTin...

curl security update

An update is available for curl. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The curl packages provide the libcurl library and the curl utility for downloadi...

CRLF Injection

Apache CXF is vulnerable to CRLF Injection. The vulnerability is due to unsanitized clientId values from HTTP requests being directly included in OAuth2 server log messages, which allows an attacker to inject arbitrary content or forged log entries into server log files...

Authentication Bypass

org.apache.cxf, cxf-rt-rs-security-oauth2 is vulnerable to an Authentication Bypass. The vulnerability is due to a missing throw statement in the security context check, which allows an unauthenticated network attacker to access the /services/oauth2/introspect endpoint and perform token...

Improper Access Control

org.apache.cxf, cxf-rt-rs-security-oauth2 is vulnerable to an improper access control. The vulnerability is due to an inverted IP address validation check that rejects legitimate requests from the bound IP address while allowing requests from other IP addresses, which allows an attacker to bypass...

Important: Red Hat Security Advisory: curl security update

An update for curl is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

curl: curl: Information disclosure via OAuth2 bearer token leakage during HTTP(S) redirect

A flaw was found in curl. When an OAuth2 bearer token is used for an HTTPS transfer that redirects to a second URL, curl could unintentionally leak the token. This occurs if the second hostname has entries in the .netrc file, allowing the bearer token intended for the first host to be sent to the...

curl: curl: Information disclosure via OAuth2 bearer token leakage during HTTP(S) redirect

A flaw was found in curl. When an OAuth2 bearer token is used for an HTTPS transfer that redirects to a second URL, curl could unintentionally leak the token. This occurs if the second hostname has entries in the .netrc file, allowing the bearer token intended for the first host to be sent to the...

curl security update

8.12.1-4.4 - fix proxy environment variable change detection CVE-2026-8927 8.12.1-4.el102.3 - fix HTTP Negotiate connection reuse auth bypass CVE-2026-1965 - fix OAuth2 bearer token leak via redirect and netrc CVE-2026-3783 - fix proxy connection reuse with wrong credentials CVE-2026-3784...

ALSA-2026:55439 Important: curl security update

The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP. Security Fixes: curl: curl: Authentication bypass due to incorrect connection reuse with Negotiate authentication CVE-2026-1965 curl: curl:...

Oracle Linux 10 : curl (ELSA-2026-55432)

The remote Oracle Linux 10 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-55432 advisory. - fix proxy environment variable change detection CVE-2026-8927 - fix HTTP Negotiate connection reuse auth bypass CVE-2026-1965 - fix OAuth2 bearer token leak...

SUSE CVE-2026-41479

Authlib is a Python library which builds OAuth and OpenID Connect servers. Prior to 1.6.10 and 1.7.1, Authlib's OAuth 2.0 authorization endpoint can be turned into an unauthenticated open redirect when a request uses an unsupported responsetype and supplies an attacker-controlled redirecturi. The...