PT-2026-5492

Name of the Vulnerable Software and Affected Versions Crystal Shard http-protection version 0.2.0 Description The software contains an IP spoofing issue that allows attackers to bypass protection middleware. This is achieved by manipulating request headers to hardcode consistent IP values across...

CVE-2021-47900 Gila CMS < 2.0.0 - Remote Code Execution

Gila CMS versions prior to 2.0.0 contain a remote code execution vulnerability that allows unauthenticated attackers to execute arbitrary system commands through manipulated HTTP headers. Attackers can inject PHP code in the User-Agent header with shellexec to run system commands by sending craft...

CVE-2021-47900

Gila CMS

CVE-2025-41083

Vulnerability in Altitude Authentication Service and Altitude Communication Server v8.5.3290.0 by Altitude, where manipulation of Host header in HTTP requests allows redirection to an arbitrary URL or modification of the base URL to trick the victim into sending login credentials to a malicious...

CVE-2025-41083

Vulnerability in Altitude Authentication Service and Altitude Communication Server v8.5.3290.0 by Altitude, where manipulation of Host header in HTTP requests allows redirection to an arbitrary URL or modification of the base URL to trick the victim into sending login credentials to a malicious...

EUVD-2025-206376

Vulnerability in Altitude Authentication Service and Altitude Communication Server v8.5.3290.0 by Altitude, where manipulation of Host header in HTTP requests allows redirection to an arbitrary URL or modification of the base URL to trick the victim into sending login credentials to a malicious...

CVE-2025-41083 Improper Neutralization in Altitude Communication Server

Vulnerability in Altitude Authentication Service and Altitude Communication Server v8.5.3290.0 by Altitude, where manipulation of Host header in HTTP requests allows redirection to an arbitrary URL or modification of the base URL to trick the victim into sending login credentials to a malicious...

CVE-2025-41083

Vulnerability in Altitude Authentication Service and Altitude Communication Server v8.5.3290.0 by Altitude, where manipulation of Host header in HTTP requests allows redirection to an arbitrary URL or modification of the base URL to trick the victim into sending login credentials to a malicious...

CVE-2025-41083 Improper Neutralization in Altitude Communication Server

Vulnerability in Altitude Authentication Service and Altitude Communication Server v8.5.3290.0 by Altitude, where manipulation of Host header in HTTP requests allows redirection to an arbitrary URL or modification of the base URL to trick the victim into sending login credentials to a malicious...

CVE-2025-41083

CVE-2025-41083 affects Altitude Authentication Service and Altitude Communication Server v8.5.3290.0 by Altitude. The issue is manipulation of the Host header in HTTP requests, enabling redirection to an arbitrary URL or altering the base URL to lure users into sending login credentials to a mali...

EUVD-2026-3520

User-controlled header names and values containing newlines can allow injecting HTTP headers...

PT-2026-2972

Impact The HTTP Client implementation in BlackSheep is vulnerable to CRLF injection. Missing headers validation makes it possible for an attacker to modify the HTTP requests e.g. insert a new header or even create a new HTTP request. Exploitation requires developers to pass unsanitized user input...

curl: CRLF Injection in HTTP header values allows arbitrary header injection

curl allows carriage return \r and line feed \n characters inside HTTP header values. When attacker-controlled data is used in a header value e.g., Authorization: Bearer , curl construct and sends a malformed HTTP request containing injected headers. This violates HTTP specification RFC 7320 /RFC...

CVE-2026-22198 GestSup < 3.2.60 Stored XSS in API Error Logs

GestSup versions prior to 3.2.60 contain a pre-authentication stored cross-site scripting XSS vulnerability in the API error logging functionality. By sending an API request with a crafted X-API-KEY header value for example, to /api/v1/ticket.php, an unauthenticated attacker can cause...

CVE-2022-37041

An issue was discovered in ProxyServlet.java in the /proxy servlet in Zimbra Collaboration Suite ZCS 8.8.15 and 9.0. The value of the X-Forwarded-Host header overwrites the value of the Host header in proxied requests. The value of X-Forwarded-Host header is not checked against the whitelist of...

CVE-2020-10966

In the Password Reset Module in VESTA Control Panel through 0.9.8-25 and Hestia Control Panel before 1.1.1, Host header manipulation leads to account takeover because the victim receives a reset URL containing an attacker-controlled server name...

CVE-2023-25559

DataHub is an open-source metadata platform. When not using authentication for the metadata service, which is the default configuration, the Metadata service GMS will use the X-DataHub-Actor HTTP header to infer the user the frontend is sending the request on behalf of. When the backends retrieve...

CVE-2026-21428 cpp-httplib has CRLF injection in http headers

cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to version 0.30.0, the writeheaders function does not check for CR & LF characters in user supplied headers, allowing untrusted header value to escape header lines. This vulnerability allows attackers to add...

CVE-2026-21428

CVE-2026-21428 affects cpp-httplib (C++11 single-file header-only library). The vulnerability is in write_headers: it does not validate CR/LF in user-supplied header values, enabling injection of extra headers, potential tampering with the request body, and SSRF when paired with servers supportin...

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...