EUVD-2026-83255

http-cache-semantics through 4.2.0 contains a cache validation vulnerability in the varyMatches function that fails to properly validate Vary header wildcards due to byte-for-byte string comparison. Attackers can request URLs previously fetched by other clients to receive cached responses intende...

CVE-2026-93750 http-cache-semantics through 4.2.0 Cross-Client Cache Disclosure via Vary Wildcard

http-cache-semantics through 4.2.0 contains a cache validation vulnerability in the varyMatches function that fails to properly validate Vary header wildcards due to byte-for-byte string comparison. Attackers can request URLs previously fetched by other clients to receive cached responses intende...

CVE-2026-93750

http-cache-semantics (npm) through 4.2.0 contains a cache validation vulnerability in the _varyMatches() function that fails to properly validate Vary header wildcards due to byte-for-byte string comparison. Attackers can request URLs previously fetched by other clients and receive cached respons...

CVE-2026-93750 http-cache-semantics through 4.2.0 Cross-Client Cache Disclosure via Vary Wildcard

http-cache-semantics through 4.2.0 contains a cache validation vulnerability in the varyMatches function that fails to properly validate Vary header wildcards due to byte-for-byte string comparison. Attackers can request URLs previously fetched by other clients to receive cached responses intende...

EUVD-2026-83253

http-cache-semantics through 4.2.0 fails to properly validate security-zeroed cache entries when processing client max-stale directives, allowing unauthenticated attackers to retrieve cached responses belonging to other users. Attackers can request the same URL with a large max-stale value to...

CVE-2026-93748

http-cache-semantics through 4.2.0 fails to properly validate security-zeroed cache entries when processing client max-stale directives. An unauthenticated attacker can request the same URL with a large max-stale value to retrieve another user's Set-Cookie session credentials from shared-cache en...

CVE-2026-93748 http-cache-semantics through 4.2.0 Cross-User Cache Disclosure via max-stale

http-cache-semantics through 4.2.0 fails to properly validate security-zeroed cache entries when processing client max-stale directives, allowing unauthenticated attackers to retrieve cached responses belonging to other users. Attackers can request the same URL with a large max-stale value to...

CVE-2026-93748 http-cache-semantics through 4.2.0 Cross-User Cache Disclosure via max-stale

http-cache-semantics through 4.2.0 fails to properly validate security-zeroed cache entries when processing client max-stale directives, allowing unauthenticated attackers to retrieve cached responses belonging to other users. Attackers can request the same URL with a large max-stale value to...

CVE-2026-93748

http-cache-semantics through 4.2.0 fails to properly validate security-zeroed cache entries when processing client max-stale directives, allowing unauthenticated attackers to retrieve cached responses belonging to other users. Attackers can request the same URL with a large max-stale value to...

CVE-2026-93748: Use of Cache Containing Sensitive Information

http-cache-semantics through 4.2.0 fails to properly validate security-zeroed cache entries when processing client max-stale directives, allowing unauthenticated attackers to retrieve cached responses belonging to other users. Attackers can request the same URL with a large max-stale value to...

CVE-2026-93750: Interpretation Conflict

http-cache-semantics through 4.2.0 contains a cache validation vulnerability in the varyMatches function that fails to properly validate Vary header wildcards due to byte-for-byte string comparison. Attackers can request URLs previously fetched by other clients to receive cached responses intende...

CVE-2026-76151

Out-of-bounds read buffer over-read in the HTTP Cache-Control response header parsing in the QtNetwork module in Qt Group Qt 6.0.0 through 6.8.8, and 6.9.0 through 6.11.1, allows remote attackers to cause a denial of service application crash via an excessively large Cache-Control header value...

UBUNTU-CVE-2026-76151

Out-of-bounds read buffer over-read in the HTTP Cache-Control response header parsing in the QtNetwork module in Qt Group Qt 6.0.0 through 6.8.8, and 6.9.0 through 6.11.1, allows remote attackers to cause a denial of service application crash via an excessively large Cache-Control header value...

CVE-2026-89186

Use of Cache Containing Sensitive Information in ZenHive mpp allows a shared HTTP cache to store a paid response and serve it to clients that never paid. MPP.Plug.verifycredential in lib/mpp/plug.ex sets payment-receipt and cache-control: private on the connection before the wrapped application...

Astra Linux – Vulnerability in symfony

Symfony is a PHP framework for web and console applications, along with a set of reusable PHP components. The Symfony HTTP cache system functions as a reverse proxy: it caches entire responses including headers and returns them to clients. In a recent change to the AbstractSessionListener,...

CVE-2026-82755

Use of Cache Containing Sensitive Information vulnerability in ash-project ashauthenticationoauth2server allows a shared HTTP cache to serve one tenant's OAuth discovery metadata to another tenant's clients. The RFC 8414 and RFC 9728 metadata endpoints in...

CVE-2026-82755

ash_authentication_oauth2_server (ash-project, versions 0.1.3 through before 0.3.1) suffers from a cache-poisoning issue in its RFC 8414 / RFC 9728 metadata endpoints (AshAuthentication.Phoenix.Oauth2Server.ProtocolRouter). When a tenant is derived from a header or Host value rather than the URL,...

EEF-CVE-2026-82755 ash_authentication_oauth2_server serves tenant-specific OAuth metadata as publicly cacheable without Vary, enabling cross-tenant confusion

Summary Use of Cache Containing Sensitive Information vulnerability in ash-project ashauthenticationoauth2server allows a shared HTTP cache to serve one tenant's OAuth discovery metadata to another tenant's clients. The RFC 8414 and RFC 9728 metadata endpoints in...

CVE-2026-82755: Use of Cache Containing Sensitive Information

Use of Cache Containing Sensitive Information vulnerability in ash-project ashauthenticationoauth2server allows a shared HTTP cache to serve one tenant's OAuth discovery metadata to another tenant's clients. The RFC 8414 and RFC 9728 metadata endpoints in...

PT-2026-86925

Use of Cache Containing Sensitive Information vulnerability in ash-project ash authentication oauth2 server allows a shared HTTP cache to serve one tenant's OAuth discovery metadata to another tenant's clients. The RFC 8414 and RFC 9728 metadata endpoints in...