CVE-2026-46611

Glances is an open-source system cross-platform monitoring tool. Prior to 4.5.5, the Glances XML-RPC server glances -s, implemented in glances/server.py does not validate the HTTP Host header, leaving it vulnerable to DNS rebinding attacks. An attacker can exploit DNS rebinding to exfiltrate the...

EUVD-2026-39514

Glances is an open-source system cross-platform monitoring tool. Prior to 4.5.5, the Glances XML-RPC server glances -s, implemented in glances/server.py does not validate the HTTP Host header, leaving it vulnerable to DNS rebinding attacks. An attacker can exploit DNS rebinding to exfiltrate the...

CVE-2026-46611

Glances XML-RPC server (glances/server.py) before 4.5.5 does not validate the HTTP Host header, enabling DNS rebinding attacks to exfiltrate the victim’s monitoring data. The vulnerability affects the XML-RPC backend used by glances -s (XML-RPC path /RPC2) and allows an attacker to cause the brow...

CVE-2026-46611 Glances: XML-RPC Server Missing Host Header Validation Enables DNS Rebinding Attack

Glances is an open-source system cross-platform monitoring tool. Prior to 4.5.5, the Glances XML-RPC server glances -s, implemented in glances/server.py does not validate the HTTP Host header, leaving it vulnerable to DNS rebinding attacks. An attacker can exploit DNS rebinding to exfiltrate the...

CVE-2026-46611 Glances: XML-RPC Server Missing Host Header Validation Enables DNS Rebinding Attack

Glances is an open-source system cross-platform monitoring tool. Prior to 4.5.5, the Glances XML-RPC server glances -s, implemented in glances/server.py does not validate the HTTP Host header, leaving it vulnerable to DNS rebinding attacks. An attacker can exploit DNS rebinding to exfiltrate the...

CVE-2026-46611

Glances is an open-source system cross-platform monitoring tool. Prior to 4.5.5, the Glances XML-RPC server glances -s, implemented in glances/server.py does not validate the HTTP Host header, leaving it vulnerable to DNS rebinding attacks. An attacker can exploit DNS rebinding to exfiltrate the...

CVE-2026-46606: Improper Neutralization of Special Elements used in an OS Command

Glances is an open-source system cross-platform monitoring tool. Prior to 4.5.5, the Glances KVM/QEMU monitoring engine glances/plugins/vms/engines/virsh.py passes VM domain names, read directly from virsh list --all output, into f-string command templates that are processed by securepopen...

CVE-2026-46607: Deserialization of Untrusted Data

Glances is an open-source system cross-platform monitoring tool. Prior to 4.5.5, glances/outdated.py uses pickle.load to read a version-check cache file stored at a predictable, world-accessible path /.cache/glances/glances-version.db or $XDGCACHEHOME/glances/glances-version.db. No integrity chec...

CVE-2026-46608: Permissive List of Allowed Inputs

Glances is an open-source system cross-platform monitoring tool. Prior to 4.5.5, the Glances XML-RPC server glances -s introduced a configurable CORS origin list in version 4.5.3 as a mitigation for CVE-2026-33533. However, the implementation silently falls back to Access-Control-Allow-Origin:...

CVE-2026-46611: Origin Validation Error

Glances is an open-source system cross-platform monitoring tool. Prior to 4.5.5, the Glances XML-RPC server glances -s, implemented in glances/server.py does not validate the HTTP Host header, leaving it vulnerable to DNS rebinding attacks. An attacker can exploit DNS rebinding to exfiltrate the...

CVE-2026-53925: Improper Limitation of a Pathname to a Restricted Directory

Glances is an open-source system cross-platform monitoring tool. From 4.0.8 until 4.5.5, the securepopen function in glances/secure.py interprets file redirection, | pipe, and && command chaining operators in command strings. These operators are applied without any validation on the target file...

OPENSUSE-SU-2026:11122-1 glances-common-4.5.5-1.1 on GA media

These are all security issues fixed in the glances-common-4.5.5-1.1 package on the GA media of openSUSE Tumbleweed...

Directory Traversal

Overview Glances is an A cross-platform curses-based monitoring tool Affected versions of this package are vulnerable to Directory Traversal through the securepopen process. An attacker can write arbitrary files, execute arbitrary commands, or exfiltrate data by modifying configuration values to...

Glances has arbitrary file write and command execution via `secure_popen` redirection and chaining operators in AMP command configuration

Summary The securepopen function in glances/secure.py interprets file redirection, | pipe, and && command chaining operators in command strings. These operators are applied without any validation on the target file path, piped command, or chained command. When Application Monitoring Process AMP...

GHSA-3VWC-QWHC-3MJ7 Glances has arbitrary file write and command execution via `secure_popen` redirection and chaining operators in AMP command configuration

Summary The securepopen function in glances/secure.py interprets file redirection, | pipe, and && command chaining operators in command strings. These operators are applied without any validation on the target file path, piped command, or chained command. When Application Monitoring Process AMP...

DNS Rebinding

Overview Glances is an A cross-platform curses-based monitoring tool Affected versions of this package are vulnerable to DNS Rebinding via the GlancesXMLRPCHandler process. An attacker can access sensitive system monitoring data by exploiting DNS rebinding through a victim's browser, allowing...

GHSA-W856-8P3R-P338 Glances: XML-RPC Server Missing Host Header Validation Enables DNS Rebinding Attack

Summary The Glances XML-RPC server glances -s, implemented in glances/server.py does not validate the HTTP Host header, leaving it vulnerable to DNS rebinding attacks. CVE-2026-32632 patched in 4.5.2 added TrustedHostMiddleware to the REST/WebUI server; the MCP server has had equivalent protectio...

Glances: XML-RPC Server Missing Host Header Validation Enables DNS Rebinding Attack

Summary The Glances XML-RPC server glances -s, implemented in glances/server.py does not validate the HTTP Host header, leaving it vulnerable to DNS rebinding attacks. CVE-2026-32632 patched in 4.5.2 added TrustedHostMiddleware to the REST/WebUI server; the MCP server has had equivalent protectio...

Permissive Cross-domain Policy with Untrusted Domains

Overview Glances is an A cross-platform curses-based monitoring tool Affected versions of this package are vulnerable to Permissive Cross-domain Policy with Untrusted Domains in the GlancesXMLRPCServer process when the corsorigins configuration contains two or more entries. An attacker can access...

Glances: XML-RPC Multi-Origin CORS Configuration Silently Falls Back to Wildcard (Incomplete Fix for CVE-2026-33533)

Summary The Glances XML-RPC server glances -s introduced a configurable CORS origin list in version 4.5.3 as a mitigation for CVE 2026-33533. However, the implementation silently falls back to Access-Control-Allow-Origin: whenever corsorigins contains more than one entry. An operator who configur...