CVE-2026-82815: Improper Access Control

A flaw has been found in MegaEase EaseProbe up to 2.3.0. Affected is the function realIP of the file web/server.go of the component Middleware. This manipulation of the argument X-Forwarded-For/X-Real-IP/True-Client-IP causes improper access controls. The attack can be initiated remotely. The...

RHEL 9 : osbuild-composer (RHSA-2026:61585)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:61585 advisory. A service for building customized OS artifacts, such as VM images and OSTree commits, that uses osbuild under the hood. Besides building...

CVE-2026-82639

NextChat versions from 2.15.8 through 2.16.1 contain an improper URL validation vulnerability in the proxy endpoint that allows attackers to obtain the server's OpenAI API key. The x-base-url header is validated using substring matching instead of hostname parsing, allowing any URL containing...

SiemX

SIEM-X A lightweight Security Orchestration, Automation, an...

CVE-2026-82639: Improper Input Validation

NextChat versions from 2.15.8 through 2.16.1 contain an improper URL validation vulnerability in the proxy endpoint that allows attackers to obtain the server's OpenAI API key. The x-base-url header is validated using substring matching instead of hostname parsing, allowing any URL containing...

CVE-2026-75807 SAML Single Sign On <= 5.4.6 - Unauthenticated Authentication Bypass via X.509 Certificate Poisoning

The SAML Single Sign On – SSO Login plugin for WordPress is vulnerable to Authentication Bypass in versions up to, and including, 5.4.6. This is due to the mosamlloginvalidate ACS handler persisting the X.509 certificate extracted from an incoming SAMLResponse into the mosamlrequiredcertificate...

CVE-2026-75807 SAML Single Sign On <= 5.4.6 - Unauthenticated Authentication Bypass via X.509 Certificate Poisoning

The SAML Single Sign On – SSO Login plugin for WordPress is vulnerable to Authentication Bypass in versions up to, and including, 5.4.6. This is due to the mosamlloginvalidate ACS handler persisting the X.509 certificate extracted from an incoming SAMLResponse into the mosamlrequiredcertificate...

CVE-2026-75807: Improper Authentication

The SAML Single Sign On – SSO Login plugin for WordPress is vulnerable to Authentication Bypass in versions up to, and including, 5.4.6. This is due to the mosamlloginvalidate ACS handler persisting the X.509 certificate extracted from an incoming SAMLResponse into the mosamlrequiredcertificate...

Linux Distros Unpatched Vulnerability : CVE-2026-37236

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - grpc-gateway v2.28.0 is vulnerable to Incorrect Access Control. The application processes the X-HTTP- Method-Override header in ServeMux.ServeHTTP without...

Linux Distros Unpatched Vulnerability : CVE-2026-55584

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - phpSysInfo is a customizable PHP script that displays system information. Prior to 3.4.6, the PSIALLOWED access-control check in readconfig.php trusts...

Security Bulletin: Langflow is vulnerable to stored cross-site scripting and IP spoofing due to unsanitized Markdown rendering and untrusted proxy header trust

Summary Langflow contains two vulnerabilities affecting client-side security and access control integrity. The MarkdownField component renders chat messages using the rehypeRaw plugin without a sanitization pass, causing attacker-controlled LLM response text containing raw HTML to be inserted...

SeaweedFS: Path traversal in the S3 gateway X-Amz-Copy-Source header allows cross-bucket object read

Summary The SeaweedFS S3 API gateway did not reject .. path segments in the X-Amz-Copy-Source header used by CopyObject and UploadPartCopy. The request URL path was hardened against traversal in 4.30 CVE-2026-54917, but the copy-source header was only checked for emptiness, so a .. segment in the...

CVE-2026-55584

phpSysInfo is a customizable PHP script that displays system information. Prior to 3.4.6, the PSIALLOWED access-control check in readconfig.php trusts attacker-controlled X-Forwarded-For and Client-IP HTTP headers before REMOTEADDR. A remote unauthenticated attacker can supply an allowed address ...

DEBIAN-CVE-2026-55584

phpSysInfo is a customizable PHP script that displays system information. Prior to 3.4.6, the PSIALLOWED access-control check in readconfig.php trusts attacker-controlled X-Forwarded-For and Client-IP HTTP headers before REMOTEADDR. A remote unauthenticated attacker can supply an allowed address ...

CVE-2026-55584

phpSysInfo is a customizable PHP script that displays system information. Prior to 3.4.6, the PSIALLOWED access-control check in readconfig.php trusts attacker-controlled X-Forwarded-For and Client-IP HTTP headers before REMOTEADDR. A remote unauthenticated attacker can supply an allowed address ...

UBUNTU-CVE-2026-55584

phpSysInfo is a customizable PHP script that displays system information. Prior to 3.4.6, the PSIALLOWED access-control check in readconfig.php trusts attacker-controlled X-Forwarded-For and Client-IP HTTP headers before REMOTEADDR. A remote unauthenticated attacker can supply an allowed address ...

phpSysInfo has an IP allowlist (PSI_ALLOWED) bypass via spoofed X-Forwarded-For / Client-IP headers

Summary phpSysInfo's PSIALLOWED IP allowlist can be trivially bypassed by any unauthenticated remote attacker. The access-control check in readconfig.php derives the client IP from the attacker-controlled X-Forwarded-For and Client-IP HTTP headers before falling back to REMOTEADDR. An attacker ca...

User Impersonation

Overview Affected versions of this package are vulnerable to User Impersonation via the readconfig.php process. An attacker can gain unauthorized access to sensitive system information by sending spoofed X-Forwarded-For or Client-IP HTTP headers to impersonate a trusted IP address. Remediation...

GHSA-786W-P5PM-CVGH phpSysInfo has an IP allowlist (PSI_ALLOWED) bypass via spoofed X-Forwarded-For / Client-IP headers

Summary phpSysInfo's PSIALLOWED IP allowlist can be trivially bypassed by any unauthenticated remote attacker. The access-control check in readconfig.php derives the client IP from the attacker-controlled X-Forwarded-For and Client-IP HTTP headers before falling back to REMOTEADDR. An attacker ca...

CVE-2026-55584 phpSysInfo: IP allowlist (PSI_ALLOWED) bypass via spoofed X-Forwarded-For / Client-IP headers

phpSysInfo is a customizable PHP script that displays system information. Prior to 3.4.6, the PSIALLOWED access-control check in readconfig.php trusts attacker-controlled X-Forwarded-For and Client-IP HTTP headers before REMOTEADDR. A remote unauthenticated attacker can supply an allowed address ...