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CVE-2026-46611

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

Description (CNA)

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 full system monitoring dataset from a victim's browser. This vulnerability is fixed in 4.5.5.

Affected (CNA)

Vendor / productVersions
nicolargo / glancesaffected < 4.5.5

CWE

CWE-346, CWE-350

References

ADP enrichment

CISA-ADP

No English description supplied.