CVE-2026-49332

The CVE-2026-49332 entry concerns openshift/oauth-proxy. Affected component: the proxy handling of authenticated identity headers. Root cause: the proxy uses dash-variant headers (e.g., X-Forwarded-User) but does not strip underscore-variant headers (X_Forwarded_User). Because WSGI and PHP framew...

CVE-2026-49332 Openshift/oauth-proxy: openshift/oauth-proxy: underscore header smuggling enables identity impersonation on wsgi/php upstreams

A flaw was found in openshift/oauth-proxy. The proxy sets authenticated identity headers using only dash-variant keys X-Forwarded-User but does not strip underscore-variant keys XForwardedUser from incoming requests. WSGI and PHP frameworks normalize both variants to the same variable, allowing a...

EUVD-2026-49767

A flaw was found in openshift/oauth-proxy. The proxy sets authenticated identity headers using only dash-variant keys X-Forwarded-User but does not strip underscore-variant keys XForwardedUser from incoming requests. WSGI and PHP frameworks normalize both variants to the same variable, allowing a...

CVE-2026-49332

A flaw was found in openshift/oauth-proxy. The proxy sets authenticated identity headers using only dash-variant keys X-Forwarded-User but does not strip underscore-variant keys XForwardedUser from incoming requests. WSGI and PHP frameworks normalize both variants to the same variable, allowing a...

CVE-2026-54763

A flaw was found in Traefik, an HTTP reverse proxy and load balancer. The BasicAuth, DigestAuth, and ForwardAuth middlewares in Traefik do not correctly treat underscore-variant header names. This allows a remote attacker to inject a specially crafted header that bypasses Traefik's security...

GO-2026-5981 Ech0: ParseAcceptLanguage `_` separator bypass enables ~70x CPU amplification via Accept-Language header in i18n.Middleware in github.com/lin-snow/ech0

Ech0: ParseAcceptLanguage separator bypass enables 70x CPU amplification via Accept-Language header in i18n.Middleware in github.com/lin-snow/ech0...

RCE (Remote Code Execution) underscore Dependency in Bitbucket Data Center

This High severity RCE Remote Code Execution vulnerability was introduced in version 10.3.0 of Bitbucket Data Center. This RCE Remote Code Execution vulnerability, with a CVSS Score of 7.2 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H allows an authenticated attacker to execut...

PYSEC-2026-2712 Open WebUI: Any authenticated user can read other users' private notes via Socket.IO

Summary The ydoc:document:join Socket.IO handler checks note ownership only when the documentid starts with note: colon. However, the YdocManager storage layer normalizes all document IDs by replacing colons with underscores documentid.replace":", "". An attacker can join a document room using no...

Malicious code in @car_loans/dealerships-approval (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 326f8f463729022112e04c36fd7a67e785ad8fc37f8e7eec19f60738597bd43d @carloans/dealerships-approval 7.1.5 self-describes as a 'browserslist config' but ships a heavily obfuscated postinstall dropper. package.json...

CVE-2026-56329

Capgo before 12.128.2 contains a cross-tenant preview namespace collision vulnerability caused by non-bijective decoding of double underscores to dots in preview hostname parsing. Attackers can register app IDs with underscores that collide with other tenants' dotted app IDs, causing preview...

CVE-2026-56329

CVE-2026-56329 affects Capgo before 12.128.2. The issue arises from non-bijective decoding of double underscores to dots in preview hostname parsing, causing a cross-tenant preview namespace collision. Attackers can register app IDs with underscores that collide with other tenants’ dotted app IDs...

CVE-2026-56329 Capgo - Cross-Tenant Preview Namespace Collision via Non-Bijective Underscore Decoding

Capgo before 12.128.2 contains a cross-tenant preview namespace collision vulnerability caused by non-bijective decoding of double underscores to dots in preview hostname parsing. Attackers can register app IDs with underscores that collide with other tenants' dotted app IDs, causing preview...

CVE-2026-56329 Capgo - Cross-Tenant Preview Namespace Collision via Non-Bijective Underscore Decoding

Capgo before 12.128.2 contains a cross-tenant preview namespace collision vulnerability caused by non-bijective decoding of double underscores to dots in preview hostname parsing. Attackers can register app IDs with underscores that collide with other tenants' dotted app IDs, causing preview...

SUSE CVE-2026-54763

Traefik is an HTTP reverse proxy and load balancer. Prior to v2.11.51, v3.6.22, and v3.7.6, Traefik's BasicAuth, DigestAuth, and ForwardAuth middlewares strip canonical-cased spoofed identity headers before writing Traefik's own value, but do not account for underscore-variant header names, which...

ROOT-APP-NPM-CVE-2021-23358 CVE-2021-23358 in @rootio/underscore - Patched by Root

Root has patched CVE-2021-23358 in the @rootio/underscore package for Root:npm. Multiple fixed versions available...

CVE-2026-54763

Traefik is an HTTP reverse proxy and load balancer. Prior to v2.11.51, v3.6.22, and v3.7.6, Traefik's BasicAuth, DigestAuth, and ForwardAuth middlewares strip canonical-cased spoofed identity headers before writing Traefik's own value, but do not account for underscore-variant header names, which...

CVE-2026-54763

Traefik (HTTP reverse proxy/load balancer) before versions v2.11.51, v3.6.22, and v3.7.6 allows underscore-variant identity spoofing via BasicAuth, DigestAuth, and ForwardAuth middlewares. These middlewares strip canonical header names but don’t account for underscore-variant headers, letting an ...

CVE-2026-54763 Traefik: headerField underscore-variant identity spoofing in BasicAuth / DigestAuth / ForwardAuth

Traefik is an HTTP reverse proxy and load balancer. Prior to v2.11.51, v3.6.22, and v3.7.6, Traefik's BasicAuth, DigestAuth, and ForwardAuth middlewares strip canonical-cased spoofed identity headers before writing Traefik's own value, but do not account for underscore-variant header names, which...

CVE-2026-54763 Traefik: headerField underscore-variant identity spoofing in BasicAuth / DigestAuth / ForwardAuth

Traefik is an HTTP reverse proxy and load balancer. Prior to v2.11.51, v3.6.22, and v3.7.6, Traefik's BasicAuth, DigestAuth, and ForwardAuth middlewares strip canonical-cased spoofed identity headers before writing Traefik's own value, but do not account for underscore-variant header names, which...

CVE-2026-54763

Traefik is an HTTP reverse proxy and load balancer. Prior to v2.11.51, v3.6.22, and v3.7.6, Traefik's BasicAuth, DigestAuth, and ForwardAuth middlewares strip canonical-cased spoofed identity headers before writing Traefik's own value, but do not account for underscore-variant header names, which...