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Cross-origin Data Exfiltration

🗓️ 25 Apr 2026 05:40:25Reported by Veracode Vulnerability DatabaseType 
veracode
 veracode🔗 sca.analysiscenter.veracode.com👁 7 Views

Glances exposes unauthenticated rest interface with permissive cross-origin policy, enabling cross-origin data exfiltration.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB		CVE-2026-34839
20 Apr 202623:09
–attackerkb
AlpineLinux		CVE-2026-34839
20 Apr 202623:09
–alpinelinux
Circl		CVE-2026-34839
20 Apr 202623:51
–circl
CNNVD		glances 安全漏洞
20 Apr 202600:00
–cnnvd
CVE		CVE-2026-34839
20 Apr 202623:09
–cve
Cvelist		CVE-2026-34839 Glances Vulnerable to Cross-Origin Information Disclosure via Unauthenticated REST API (/api/4) due to Permissive CORS
20 Apr 202623:09
–cvelist
Debian CVE		CVE-2026-34839
20 Apr 202623:09
–debiancve
EUVD		EUVD-2026-23986
21 Apr 202615:14
–euvd
Github Security Blog		Glances: Cross-Origin Information Disclosure via Unauthenticated REST API (/api/4) due to Permissive CORS
21 Apr 202615:14
–github
NVD		CVE-2026-34839
21 Apr 202600:16
–nvd
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Vulners
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30 May 2026 07:40Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.16.5
CVSS 48.7
EPSS0.00033
SSVC
glancesunauthenticated rest interfacecross origindata exfiltrationpermissive cross origin
7