What is CVE-2026-33533?

CVE-2026-33533 is a medium-severity vulnerability in Nicolargo Glances, classified under Permissive Cross-domain Policy with Untrusted Domains. CVSS score: 6.5/10. Published 2026-04-02.

How severe is CVE-2026-33533?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Nicolargo Glances

CVE-2026-33533

Glances is an open-source system cross-platform monitoring tool. Prior to version 4.5.3, the Glances XML-RPC server (activated with glances -s or glances --server) sends Access-Control-Allow-Origin: * on every HTTP response. Because the XM…

EPSS: 0.004 (33.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Nicolargo Glances — versions < 4.5.3

Weakness classification (CWE)

CWE-942 — Permissive Cross-domain Policy with Untrusted Domains

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)
security-advisories@github.com (Product, x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2026-33533?: CVE-2026-33533 is a medium-severity vulnerability in Nicolargo Glances, classified under Permissive Cross-domain Policy with Untrusted Domains. CVSS score: 6.5/10. Published 2026-04-02.
How severe is CVE-2026-33533?: Medium severity. CVSS v3 base score is 6.5 out of 10.