The vulnerability of the `django.utils.cache.has_vary_header()` function in the Django web application framework allows attackers to disclose sensitive information that should be protected.

The vulnerability of the django.utils.cache.hasvaryheader function in the Django web application framework is related to incomplete comparisons with missing factors. Exploiting this vulnerability can allow an attacker to disclose sensitive information...

OESA-2026-3074 python-django security update

A high-level Python Web framework that encourages rapid development and clean, pragmatic design. Security Fixes: This issue was discovered in version 6.0, before 6.0.5, and before 5.2.14. If the session has not been modified, the cookie's response header does not change, but...

EUVD-2025-210393

Hono before 4.10.2 fixed in 4.10.3 contains a flaw in its CORS middleware: when the origin is not set to "", the middleware copies the Vary header from the incoming request into the response. Because Vary is a response header that should be managed by the server, an attacker can supply arbitrary...

Duplicate Advisory: Hono vulnerable to Vary Header Injection leading to potential CORS Bypass

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-q7jf-gf43-6x6p. This link is maintained to preserve external references. Original Description Hono before 4.10.2 fixed in 4.10.3 contains a flaw in its CORS middleware: when the origin is not set to "", the...

GHSA-CW3J-28QQ-X3XH Duplicate Advisory: Hono vulnerable to Vary Header Injection leading to potential CORS Bypass

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-q7jf-gf43-6x6p. This link is maintained to preserve external references. Original Description Hono before 4.10.2 fixed in 4.10.3 contains a flaw in its CORS middleware: when the origin is not set to "", the...

CVE-2025-71381

Hono before 4.10.2 fixed in 4.10.3 contains a flaw in its CORS middleware: when the origin is not set to "", the middleware copies the Vary header from the incoming request into the response. Because Vary is a response header that should be managed by the server, an attacker can supply arbitrary...

CVE-2025-71381

Hono up to version 4.10.2 contains a vulnerability in its CORS middleware. If the origin is not set to “*”, the middleware copies the Vary header from the request into the response, allowing an attacker to reflect arbitrary Vary values. This can lead to cache key pollution and inconsistent CORS e...

CVE-2025-71381 Hono - Vary Header Injection in CORS Middleware

Hono before 4.10.2 fixed in 4.10.3 contains a flaw in its CORS middleware: when the origin is not set to "", the middleware copies the Vary header from the incoming request into the response. Because Vary is a response header that should be managed by the server, an attacker can supply arbitrary...

CVE-2025-71381 Hono - Vary Header Injection in CORS Middleware

Hono before 4.10.2 fixed in 4.10.3 contains a flaw in its CORS middleware: when the origin is not set to "", the middleware copies the Vary header from the incoming request into the response. Because Vary is a response header that should be managed by the server, an attacker can supply arbitrary...

CVE-2025-71381 Hono - Vary Header Injection in CORS Middleware

Hono before 4.10.2 fixed in 4.10.3 contains a flaw in its CORS middleware: when the origin is not set to "", the middleware copies the Vary header from the incoming request into the response. Because Vary is a response header that should be managed by the server, an attacker can supply arbitrary...

CVE-2026-13007 Insecure Public Caching on REST API Endpoints in Tenable Identity Exposure

Tenable Identity Exposure contains multiple unauthenticated API endpoints under /w/api/ that expose sensitive application configuration data including cleartext LDAP credentials, SAML configuration, user accounts, and directory settings to unauthenticated remote attackers. Affected responses are...

Fedora 43 : python-django5 (2026-f140cb16b6)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-f140cb16b6 advisory. Fixes five low-severity CVEs - CVE-2026-6873: Signed cookie salt namespace collision - CVE-2026-7666: Potential unencrypted email transmission via...

Fedora 44 : python-django5 (2026-e4146022ce)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-e4146022ce advisory. Fixes five low-severity CVEs - CVE-2026-6873: Signed cookie salt namespace collision - CVE-2026-7666: Potential unencrypted email transmission via...

openSUSE 16 Security Update : python-Django (openSUSE-SU-2026:20937-1)

The remote openSUSE 16 host has a package installed that is affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20937-1 advisory. Changes in python-Django: - CVE-2026-6873: Signed cookie salt namespace collision bsc1267578 - CVE-2026-7666: Potential unencrypted email...

OESA-2026-2661 python-django security update

A high-level Python Web framework that encourages rapid development and clean, pragmatic design. Security Fixes: An issue was discovered in Django 5.2 before 5.2.15 and 6.0 before 6.0.6. django.middleware.cache.UpdateCacheMiddleware in Django does not add Authorization to the Vary response header...

OESA-2026-2660 python-django security update

A high-level Python Web framework that encourages rapid development and clean, pragmatic design. Security Fixes: An issue was discovered in Django 5.2 before 5.2.15 and 6.0 before 6.0.6. django.middleware.cache.UpdateCacheMiddleware in Django does not add Authorization to the Vary response header...

OESA-2026-2659 python-django security update

A high-level Python Web framework that encourages rapid development and clean, pragmatic design. Security Fixes: An issue was discovered in Django 5.2 before 5.2.15 and 6.0 before 6.0.6. django.middleware.cache.UpdateCacheMiddleware in Django does not add Authorization to the Vary response header...

OPENSUSE-SU-2026:20937-1 Security update for python-Django

This update for python-Django fixes the following issues: Changes in python-Django: - CVE-2026-6873: Signed cookie salt namespace collision bsc1267578 - CVE-2026-7666: Potential unencrypted email transmission via STARTTLS in the SMTP backend bsc1267579 - CVE-2026-8404: Potential exposure of priva...

Security update for python-Django

This update for python-Django fixes the following issues CVE-2026-6873: signed cookie salt namespace collision in django.http.HttpRequest.getsignedcookie bsc1267578. CVE-2026-7666: potential unencrypted email transmission via STARTTLS in the SMTP backend bsc1267579. CVE-2026-8404: potential...

SUSE-SU-2026:2318-1 Security update for python-Django

This update for python-Django fixes the following issues - CVE-2026-6873: signed cookie salt namespace collision in django.http.HttpRequest.getsignedcookie bsc1267578. - CVE-2026-7666: potential unencrypted email transmission via STARTTLS in the SMTP backend bsc1267579. - CVE-2026-8404: potential...