CVE-2026-6253

curl might erroneously pass on credentials for a first proxy to a second proxy. This can happen when the following conditions are true: 1. curl is setup to use specific different proxies for different URL schemes 2. the first proxy needs credentials 3. the second proxy uses no credentials 4. whil...

CVE-2026-6253

The curl (and libcurl ) library is vulnerable to a credential leak where it might erroneously pass proxy credentials from a first proxy to a second proxy. This occurs when different proxies are configured for different URL schemes; if a request initiated via a credentialed first proxy is redirect...

CVE-2026-6253

curl might erroneously pass on credentials for a first proxy to a second proxy. This can happen when the following conditions are true: 1. curl is setup to use specific different proxies for different URL schemes 2. the first proxy needs credentials 3. the second proxy uses no credentials 4. whil...

CVE-2026-6253 proxy credentials leak over redirect-to proxy

curl might erroneously pass on credentials for a first proxy to a second proxy. This can happen when the following conditions are true: 1. curl is setup to use specific different proxies for different URL schemes 2. the first proxy needs credentials 3. the second proxy uses no credentials 4. whil...

CVE-2026-6253

curl might erroneously pass on credentials for a first proxy to a second proxy. This can happen when the following conditions are true: 1. curl is setup to use specific different proxies for different URL schemes 2. the first proxy needs credentials 3. the second proxy uses no credentials 4. whil...

CVE-2026-6253 proxy credentials leak over redirect-to proxy

curl might erroneously pass on credentials for a first proxy to a second proxy. This can happen when the following conditions are true: 1. curl is setup to use specific different proxies for different URL schemes 2. the first proxy needs credentials 3. the second proxy uses no credentials 4. whil...

CVE-2026-6253 proxy credentials leak over redirect-to proxy

curl might erroneously pass on credentials for a first proxy to a second proxy. This can happen when the following conditions are true: 1. curl is setup to use specific different proxies for different URL schemes 2. the first proxy needs credentials 3. the second proxy uses no credentials 4. whil...

Updated apache packages fix security vulnerabilities

http2: double free and possible RCE on early reset. CVE-2026-23918 modrewrite elevation of privileges via apexpr. CVE-2026-24072 buffer overflow in modproxyajp via ajpmsgcheckheader. CVE-2026-28780 modmd unrestricted OCSP response. CVE-2026-29168 moddavlock indirect lock crash. CVE-2026-29169...

MGASA-2026-0129 Updated apache packages fix security vulnerabilities

http2: double free and possible RCE on early reset. CVE-2026-23918 modrewrite elevation of privileges via apexpr. CVE-2026-24072 buffer overflow in modproxyajp via ajpmsgcheckheader. CVE-2026-28780 modmd unrestricted OCSP response. CVE-2026-29168 moddavlock indirect lock crash. CVE-2026-29169...

CVE-2026-44437: Improper Limitation of a Pathname to a Restricted Directory

The Angular SSR is a server-rise rendering tool for Angular applications. From 19.0.0-next.0 to before 19.2.25, 20.3.25, 21.2.9, and 22.0.0-next.7, a vulnerability exists in the X-Forwarded-Prefix header processing logic within Angular SSR. The internal validation mechanism fails to properly...

F5 NGINX Open Source security vulnerabilities

F5 NGINX Open Source is a high-performance web server, reverse proxy server, load balancer, and API gateway provided by the F5 company. There is a security vulnerability in F5 NGINX Open Source, which stems from the use of proxysetbody when configuring HTTP/2 traffic. This vulnerability may lead ...

PT-2026-40677

Name of the Vulnerable Software and Affected Versions NGINX Open Source versions prior to 1.30.0 Description When configured to proxy HTTP/2 traffic by setting proxy http version to 2 and utilizing proxy set body, an attacker may inject frame headers and payload bytes to the upstream peer...

CVE-2026-6253: Insufficiently Protected Credentials

curl might erroneously pass on credentials for a first proxy to a second proxy. This can happen when the following conditions are true: 1. curl is setup to use specific different proxies for different URL schemes 2. the first proxy needs credentials 3. the second proxy uses no credentials 4. whil...

Auth Proxy IPv6 whitelist bypass

When using an IPv6 allow-list for the Auth Proxy feature, it defaults to /32 addresses. Addresses specifying a mask explicitly are not affected; to mitigate easily, add the desired mask usually /128 to the addresses. Only auth proxy is affected; Okta, SAML, LDAP, etc are unaffected here...

curl security vulnerabilities

curl is an open-source tool developed by cURL for transferring data from a server or to a server. Curl has a security vulnerability that stems from an error in proxy credential transmission, which may lead to the incorrect transmission of credentials from one proxy to another...

Checkmk code-related vulnerabilities

Checkmk is an IT monitoring platform developed by Checkmk Corporation. Versions of Checkmk prior to 2.4.0p29, 2.3.0p47, and 2.2.0 contained code vulnerabilities. These vulnerabilities stemmed from permission escalation issues within the mkmysql proxy plugin on Windows, which could allow...

CVE-2026-7168: Authentication Bypass by Capture-replay

Successfully using libcurl to do a transfer over a specific HTTP proxy proxyA with Digest authentication and then changing the proxy host to a second one proxyB for a second transfer, reusing the same handle, makes libcurl wrongly pass on the Proxy-Authorization: header field meant for proxyA, to...

Netty injection vulnerability

Netty is a non-blocking I/O client-server framework developed by the Netty community. It is primarily used for developing Java network applications, such as protocol servers and clients. Versions of Netty prior to 4.2.13.Final and 4.1.133.Final contained an injection vulnerability. This...

Grafana OSS security vulnerabilities

Grafana OSS is an open-source visualization dashboard developed by Grafana. There are security vulnerabilities in Grafana OSS; these vulnerabilities stem from the Auth Proxy feature, which defaults to using /32 addresses when an IPv6 allowlist is applied, potentially leading to configuration issu...

CVE-2026-33376: Initialization of a Resource with an Insecure Default

When using an IPv6 allow-list for the Auth Proxy feature, it defaults to /32 addresses. Addresses specifying a mask explicitly are not affected; to mitigate easily, add the desired mask usually /128 to the addresses. Only auth proxy is affected; Okta, SAML, LDAP, etc are unaffected here...