ExponentCMS <= 2.6 - Host Header Injection

An HTTP Host header attack exists in ExponentCMS 2.6 and below in /exponentconstants.php. A modified HTTP header can change links on the webpage to an arbitrary value,leading to a possible attack vector for MITM. id: CVE-2021-38751 info: name: ExponentCMS = 2.6 - Host Header Injection author:...

CVE-2026-36604

Mercusys AC12G EU V1 router with firmware AC12GEUV1200909 does not validate the HTTP Host header, enabling DNS rebinding attacks. An external attacker can rebind a domain to the router's internal IP address, extending the CORS wildcard vulnerability Access-Control-Allow-Origin: to...

GHSA-86QP-5C8J-P5MR Starlette has missing Host header validation that poisons request.url.path, bypassing path-based security checks

Summary In affected versions, the HTTP Host request header was not validated before being used to reconstruct request.url. Because the routing algorithm relies on the raw HTTP path while request.url is rebuilt from the Host header, a malformed header could make request.url.path differ from the pa...

CVE-2026-7719

A security flaw has been discovered in Totolink WA300 5.2cu.7112B20190227. The affected element is the function loginauth of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument httphost results in buffer overflow. The attack may be launched...

EUVD-2026-26870

A security flaw has been discovered in Totolink WA300 5.2cu.7112B20190227. The affected element is the function loginauth of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument httphost results in buffer overflow. The attack may be launched...

CVE-2026-7719 Totolink WA300 POST Request cstecgi.cgi loginauth buffer overflow

A security flaw has been discovered in Totolink WA300 5.2cu.7112B20190227. The affected element is the function loginauth of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument httphost results in buffer overflow. The attack may be launched...

tomcat: Client certificate verification bypass due to virtual host mapping

A certificate validation flaw has been found in Apache Tomcat. omcat did not validate that the host name provided via the SNI extension was the same as the host name provided in the HTTP host header field. If Tomcat was configured with more than one virtual host and the TLS configuration for one ...

EUVD-2026-22811

Serendipity has a Host Header Injection allows SMTP header injection via unvalidated HTTPHOST in Message-ID email header...

CVE-2026-1698

A HTTP Host header attack vulnerability affects WebClient and the WebScheduler web apps of PcVue in version 15.0.0 through 16.3.3 included, allowing a remote attacker to inject harmful payloads that manipulate server-side behavior. This vulnerability only affects the endpoints...

CVE-2026-1698

A HTTP Host header attack vulnerability affects WebClient and the WebScheduler web apps of PcVue in version 15.0.0 through 16.3.3 included, allowing a remote attacker to inject harmful payloads that manipulate server-side behavior. This vulnerability only affects the endpoints...

CVE-2021-31702

Frontier ichris through 5.18 mishandles making a DNS request for the hostname in the HTTP Host header, as demonstrated by submitting 127.0.0.1 multiple times for DoS...

CVE-2019-16532

An HTTP Host header injection vulnerability exists in YzmCMS V5.3. A malicious user can poison a web cache or trigger redirections...

CVE-2023-53958

LDAP Tool Box Self Service Password 1.5.2 contains a password reset vulnerability that allows attackers to manipulate HTTP Host headers during token generation. Attackers can craft malicious password reset requests that generate tokens sent to a controlled server, enabling potential account...

CVE-2025-60699

A buffer overflow vulnerability exists in the TOTOLINK A950RG Router firmware V5.9c.4592B20191022ALL within the global.so binary. The getSaveConfig function retrieves the httphost parameter from user input via websGetVar and copies it into a fixed-size stack buffer v13 using strcpy without...

CVE-2025-60699

A buffer overflow vulnerability exists in the TOTOLINK A950RG Router firmware V5.9c.4592B20191022ALL within the global.so binary. The getSaveConfig function retrieves the httphost parameter from user input via websGetVar and copies it into a fixed-size stack buffer v13 using strcpy without...

CVE-2025-60699

A buffer overflow vulnerability exists in the TOTOLINK A950RG Router firmware V5.9c.4592B20191022ALL within the global.so binary. The getSaveConfig function retrieves the httphost parameter from user input via websGetVar and copies it into a fixed-size stack buffer v13 using strcpy without...

PT-2025-46901

Name of the Vulnerable Software and Affected Versions TOTOLINK A950RG Router firmware versions prior to V5.9c.4592 B20191022 ALL Description A buffer overflow issue exists in the global.so binary of the TOTOLINK A950RG Router firmware. The getSaveConfig function retrieves the http host parameter...

CVE-2025-60699

A buffer overflow vulnerability exists in the TOTOLINK A950RG Router firmware V5.9c.4592B20191022ALL within the global.so binary. The getSaveConfig function retrieves the httphost parameter from user input via websGetVar and copies it into a fixed-size stack buffer v13 using strcpy without...

CVE-2025-60699

Summary: CVE-2025-60699 concerns TOTOLINK A950RG router firmware (V5.9c.4592_B20191022_ALL) with a buffer overflow in the global.so binary. The getSaveConfig function reads the http_host parameter via websGetVar and copies it into a fixed-size stack buffer (v13) using strcpy() without length chec...

TOTOLINK LR350 http_host parameter stack buffer overflow vulnerability

TOTOLINK LR350 is a 4GLTE wireless router from China's Gion Electronics TOTOLINK that supports converting 4G signals to wired signals for home and office scenarios. The TOTOLINK LR350 suffers from a stack buffer overflow vulnerability, which stems from the failure of the httphost parameter in the...